56487001766 has 48 divisors (see below), whose sum is σ = 92827159920. Its totient is φ = 25765983360.

The previous prime is 56487001733. The next prime is 56487001783. The reversal of 56487001766 is 66710078465.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16319276 + ... + 16322736.

It is an arithmetic number, because the mean of its divisors is an integer number (1933899165).

Almost surely, 2^56487001766 is an apocalyptic number.

56487001766 is a deficient number, since it is larger than the sum of its proper divisors (36340158154).

56487001766 is a wasteful number, since it uses less digits than its factorization.

56487001766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4041 (or 4028 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 50.

The spelling of 56487001766 in words is "fifty-six billion, four hundred eighty-seven million, one thousand, seven hundred sixty-six".