15542484012 has 96 divisors (see below), whose sum is σ = 45376665600. Its totient is φ = 4557902400.

The previous prime is 15542484007. The next prime is 15542484037. The reversal of 15542484012 is 21048424551.

15542484012 is a `hidden beast` number, since 1 + 5 + 5 + 4 + 248 + 401 + 2 = 666.

It is a super-2 number, since 2×15542484012² (a number of 21 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 174187 + ... + 247842.

It is an arithmetic number, because the mean of its divisors is an integer number (472673600).

Almost surely, 2^15542484012 is an apocalyptic number.

15542484012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15542484012 is an abundant number, since it is smaller than the sum of its proper divisors (29834181588).

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

15542484012 is a wasteful number, since it uses less digits than its factorization.

15542484012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422084 (or 422076 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 36.

The spelling of 15542484012 in words is "fifteen billion, five hundred forty-two million, four hundred eighty-four thousand, twelve".