56306378236 has 12 divisors (see below), whose sum is σ = 98616216160. Its totient is φ = 28130316480.

The previous prime is 56306378231. The next prime is 56306378239. The reversal of 56306378236 is 63287360365.

It is a self number, because there is not a number n which added to its sum of digits gives 56306378236.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56306378231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5712621 + ... + 5722468.

Almost surely, 2^56306378236 is an apocalyptic number.

It is an amenable number.

56306378236 is a deficient number, since it is larger than the sum of its proper divisors (42309837924).

56306378236 is a wasteful number, since it uses less digits than its factorization.

56306378236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11436324 (or 11436322 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 49.

The spelling of 56306378236 in words is "fifty-six billion, three hundred six million, three hundred seventy-eight thousand, two hundred thirty-six".