1051984742500 has 30 divisors (see below), whose sum is σ = 2300480240366. Its totient is φ = 420793896000.

The previous prime is 1051984742489. The next prime is 1051984742519. The reversal of 1051984742500 is 52474891501.

It can be written as a sum of positive squares in 5 ways, for example, as 288566649856 + 763418092644 = 537184^2 + 873738^2 .

It is a super-2 number, since 2×1051984742500² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 210394449 + ... + 210399448.

Almost surely, 2^{1051984742500} is an apocalyptic number.

1051984742500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1051984742500 is an abundant number, since it is smaller than the sum of its proper divisors (1248495497866).

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

1051984742500 is an equidigital number, since it uses as much as digits as its factorization.

1051984742500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420793921 (or 420793904 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 46.

The spelling of 1051984742500 in words is "one trillion, fifty-one billion, nine hundred eighty-four million, seven hundred forty-two thousand, five hundred".