13895470916 has 12 divisors (see below), whose sum is σ = 24974292588. Its totient is φ = 6759958752.

The previous prime is 13895470909. The next prime is 13895470921. The reversal of 13895470916 is 61907459831.

It can be written as a sum of positive squares in 2 ways, for example, as 7457013316 + 6438457600 = 86354^2 + 80240^2 .

It is a super-2 number, since 2×13895470916² (a number of 21 digits) contains 22 as substring.

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, 46944011 + ... + 46944306.

It is an arithmetic number, because the mean of its divisors is an integer number (2081191049).

Almost surely, 2^13895470916 is an apocalyptic number.

It is an amenable number.

13895470916 is a deficient number, since it is larger than the sum of its proper divisors (11078821672).

13895470916 is a wasteful number, since it uses less digits than its factorization.

13895470916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93888358 (or 93888356 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 53.

The spelling of 13895470916 in words is "thirteen billion, eight hundred ninety-five million, four hundred seventy thousand, nine hundred sixteen".