13957447896 has 48 divisors (see below), whose sum is σ = 43201626000. Its totient is φ = 3987842112.

The previous prime is 13957447859. The next prime is 13957447897. The reversal of 13957447896 is 69874475931.

13957447896 is a `hidden beast` number, since 1 + 3 + 9 + 5 + 74 + 478 + 96 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13957447897) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13846171 + ... + 13847178.

It is an arithmetic number, because the mean of its divisors is an integer number (900033875).

Almost surely, 2^13957447896 is an apocalyptic number.

It is an amenable number.

13957447896 is an abundant number, since it is smaller than the sum of its proper divisors (29244178104).

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

13957447896 is a wasteful number, since it uses less digits than its factorization.

13957447896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27693368 (or 27693361 counting only the distinct ones).

The product of its digits is 45722880, while the sum is 63.

The spelling of 13957447896 in words is "thirteen billion, nine hundred fifty-seven million, four hundred forty-seven thousand, eight hundred ninety-six".