1097151502500 has 135 divisors (see below), whose sum is σ = 3466081001383. Its totient is φ = 292531836000.

The previous prime is 1097151502477. The next prime is 1097151502511. The reversal of 1097151502500 is 52051517901.

The square root of 1097151502500 is 1047450.

It is a perfect power (a square), and thus also a powerful number.

1097151502500 is a `hidden beast` number, since 1 + 0 + 97 + 1 + 515 + 0 + 2 + 50 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 86016677796 + 1011134824704 = 293286^2 + 1005552^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 157114009 + ... + 157120991.

Almost surely, 2^{1097151502500} is an apocalyptic number.

1097151502500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1097151502500 is the 1047450-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1097151502500

1097151502500 is an abundant number, since it is smaller than the sum of its proper divisors (2368929498883).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1097151502500 is an frugal number, since it uses more digits than its factorization.

1097151502500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13996 (or 6993 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 36.

Multiplying 1097151502500 by its sum of digits (36), we get a square (39497454090000 = 6284700²).

1097151502500 divided by its sum of digits (36) gives a square (30476430625 = 174575²).

The spelling of 1097151502500 in words is "one trillion, ninety-seven billion, one hundred fifty-one million, five hundred two thousand, five hundred".