56665192896 has 224 divisors, whose sum is σ = 179724222720. Its totient is φ = 17403890688.

The previous prime is 56665192879. The next prime is 56665192907. The reversal of 56665192896 is 69829156665.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14442391 + ... + 14446313.

It is an arithmetic number, because the mean of its divisors is an integer number (802340280).

Almost surely, 2^56665192896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56665192896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89862111360).

56665192896 is an abundant number, since it is smaller than the sum of its proper divisors (123059029824).

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

56665192896 is a wasteful number, since it uses less digits than its factorization.

56665192896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4600 (or 4584 counting only the distinct ones).

The product of its digits is 41990400, while the sum is 63.

The spelling of 56665192896 in words is "fifty-six billion, six hundred sixty-five million, one hundred ninety-two thousand, eight hundred ninety-six".