15252420432552 has 16 divisors (see below), whose sum is σ = 38131051081440. Its totient is φ = 5084140144176.

The previous prime is 15252420432547. The next prime is 15252420432559. The reversal of 15252420432552 is 25523402425251.

It is not an unprimeable number, because it can be changed into a prime (15252420432559) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 317758758988 + ... + 317758759035.

It is an arithmetic number, because the mean of its divisors is an integer number (2383190692590).

Almost surely, 2^{15252420432552} is an apocalyptic number.

15252420432552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15252420432552 is an abundant number, since it is smaller than the sum of its proper divisors (22878630648888).

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

15252420432552 is a wasteful number, since it uses less digits than its factorization.

15252420432552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635517518032 (or 635517518028 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 42.

The spelling of 15252420432552 in words is "fifteen trillion, two hundred fifty-two billion, four hundred twenty million, four hundred thirty-two thousand, five hundred fifty-two".