15153421656 has 32 divisors (see below), whose sum is σ = 38363097600. Its totient is φ = 4987201440.

The previous prime is 15153421603. The next prime is 15153421667. The reversal of 15153421656 is 65612435151.

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 7 ways as a sum of consecutive naturals, for example, 3994260 + ... + 3998051.

It is an arithmetic number, because the mean of its divisors is an integer number (1198846800).

Almost surely, 2^15153421656 is an apocalyptic number.

It is an amenable number.

15153421656 is an abundant number, since it is smaller than the sum of its proper divisors (23209675944).

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

15153421656 is a wasteful number, since it uses less digits than its factorization.

15153421656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7992399 (or 7992395 counting only the distinct ones).

The product of its digits is 108000, while the sum is 39.

The spelling of 15153421656 in words is "fifteen billion, one hundred fifty-three million, four hundred twenty-one thousand, six hundred fifty-six".