56787633133 has 32 divisors (see below), whose sum is σ = 73319887872. Its totient is φ = 42700089600.

The previous prime is 56787633107. The next prime is 56787633139. The reversal of 56787633133 is 33133678765.

It is not a de Polignac number, because 56787633133 - 2⁹ = 56787632621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56787633139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171493 + ... + 378133.

It is an arithmetic number, because the mean of its divisors is an integer number (2291246496).

Almost surely, 2^56787633133 is an apocalyptic number.

It is an amenable number.

56787633133 is a deficient number, since it is larger than the sum of its proper divisors (16532254739).

56787633133 is a wasteful number, since it uses less digits than its factorization.

56787633133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206785.

The product of its digits is 5715360, while the sum is 52.

The spelling of 56787633133 in words is "fifty-six billion, seven hundred eighty-seven million, six hundred thirty-three thousand, one hundred thirty-three".