56145218814 has 12 divisors (see below), whose sum is σ = 121647974136. Its totient is φ = 18715072932.

The previous prime is 56145218807. The next prime is 56145218819. The reversal of 56145218814 is 41881254165.

56145218814 is a `hidden beast` number, since 5 + 6 + 1 + 452 + 188 + 14 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 56145218814.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56145218819) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1559589394 + ... + 1559589429.

It is an arithmetic number, because the mean of its divisors is an integer number (10137331178).

Almost surely, 2^56145218814 is an apocalyptic number.

56145218814 is an abundant number, since it is smaller than the sum of its proper divisors (65502755322).

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

56145218814 is a wasteful number, since it uses less digits than its factorization.

56145218814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3119178831 (or 3119178828 counting only the distinct ones).

The product of its digits is 307200, while the sum is 45.

The spelling of 56145218814 in words is "fifty-six billion, one hundred forty-five million, two hundred eighteen thousand, eight hundred fourteen".