14145511956 has 24 divisors (see below), whose sum is σ = 33628954464. Its totient is φ = 4626204960.

The previous prime is 14145511909. The next prime is 14145511999. The reversal of 14145511956 is 65911554141.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11120050 + ... + 11121321.

It is an arithmetic number, because the mean of its divisors is an integer number (1401206436).

Almost surely, 2^14145511956 is an apocalyptic number.

It is an amenable number.

14145511956 is an abundant number, since it is smaller than the sum of its proper divisors (19483442508).

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

14145511956 is a wasteful number, since it uses less digits than its factorization.

14145511956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22241431 (or 22241429 counting only the distinct ones).

The product of its digits is 108000, while the sum is 42.

The spelling of 14145511956 in words is "fourteen billion, one hundred forty-five million, five hundred eleven thousand, nine hundred fifty-six".