1252615005500 has 48 divisors (see below), whose sum is σ = 2802435880608. Its totient is φ = 488825360000.

The previous prime is 1252615005493. The next prime is 1252615005527. The reversal of 1252615005500 is 55005162521.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30531086 + ... + 30572085.

It is an arithmetic number, because the mean of its divisors is an integer number (58384080846).

Almost surely, 2^{1252615005500} is an apocalyptic number.

1252615005500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1252615005500 is an abundant number, since it is smaller than the sum of its proper divisors (1549820875108).

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

1252615005500 is a wasteful number, since it uses less digits than its factorization.

1252615005500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61103231 (or 61103219 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 32.

The spelling of 1252615005500 in words is "one trillion, two hundred fifty-two billion, six hundred fifteen million, five thousand, five hundred".