56211502216 has 16 divisors (see below), whose sum is σ = 105444054540. Its totient is φ = 28093087680.

The previous prime is 56211502183. The next prime is 56211502219. The reversal of 56211502216 is 61220511265.

56211502216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 54639062500 + 1572439716 = 233750^2 + 39654^2 .

It is not an unprimeable number, because it can be changed into a prime (56211502219) 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, 1564051 + ... + 1599586.

Almost surely, 2^56211502216 is an apocalyptic number.

It is an amenable number.

56211502216 is a deficient number, since it is larger than the sum of its proper divisors (49232552324).

56211502216 is a wasteful number, since it uses less digits than its factorization.

56211502216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3165864 (or 3165860 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The spelling of 56211502216 in words is "fifty-six billion, two hundred eleven million, five hundred two thousand, two hundred sixteen".