13557006902 has 8 divisors (see below), whose sum is σ = 20680180200. Its totient is φ = 6663613504.

The previous prime is 13557006877. The next prime is 13557006923. The reversal of 13557006902 is 20960075531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×13557006902² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57444827 + ... + 57445062.

It is an arithmetic number, because the mean of its divisors is an integer number (2585022525).

Almost surely, 2^13557006902 is an apocalyptic number.

13557006902 is a deficient number, since it is larger than the sum of its proper divisors (7123173298).

13557006902 is a wasteful number, since it uses less digits than its factorization.

13557006902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114889950.

The product of its (nonzero) digits is 56700, while the sum is 38.

The spelling of 13557006902 in words is "thirteen billion, five hundred fifty-seven million, six thousand, nine hundred two".