15255521252000 has 96 divisors (see below), whose sum is σ = 38354509537344. Its totient is φ = 5960296608000.

The previous prime is 15255521251909. The next prime is 15255521252017. The reversal of 15255521252000 is 25212555251.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44175446 + ... + 44519445.

It is an arithmetic number, because the mean of its divisors is an integer number (399526141014).

Almost surely, 2^{15255521252000} is an apocalyptic number.

15255521252000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15255521252000 is an abundant number, since it is smaller than the sum of its proper divisors (23098988285344).

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

15255521252000 is an equidigital number, since it uses as much as digits as its factorization.

15255521252000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88694959 (or 88694941 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 35.

The spelling of 15255521252000 in words is "fifteen trillion, two hundred fifty-five billion, five hundred twenty-one million, two hundred fifty-two thousand".