15213038083568 has 80 divisors (see below), whose sum is σ = 33617071036416. Its totient is φ = 6615883042560.

The previous prime is 15213038083561. The next prime is 15213038083589. The reversal of 15213038083568 is 86538083031251.

It is a super-2 number, since 2×15213038083568² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15213038083561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23410688 + ... + 24051743.

Almost surely, 2^{15213038083568} is an apocalyptic number.

It is an amenable number.

15213038083568 is an abundant number, since it is smaller than the sum of its proper divisors (18404032952848).

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

15213038083568 is a wasteful number, since it uses less digits than its factorization.

15213038083568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47462542 (or 47462536 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 53.

The spelling of 15213038083568 in words is "fifteen trillion, two hundred thirteen billion, thirty-eight million, eighty-three thousand, five hundred sixty-eight".