56505753 has 24 divisors (see below), whose sum is σ = 86218080. Its totient is φ = 35562240.

The previous prime is 56505731. The next prime is 56505767. The reversal of 56505753 is 35750565.

It is not a de Polignac number, because 56505753 - 2⁵ = 56505721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56505793) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83625 + ... + 84297.

It is an arithmetic number, because the mean of its divisors is an integer number (3592420).

Almost surely, 2^56505753 is an apocalyptic number.

It is an amenable number.

56505753 is a deficient number, since it is larger than the sum of its proper divisors (29712327).

56505753 is a wasteful number, since it uses less digits than its factorization.

56505753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189 (or 1186 counting only the distinct ones).

The product of its (nonzero) digits is 78750, while the sum is 36.

The square root of 56505753 is about 7517.0308633130. The cubic root of 56505753 is about 383.7345373915.

The spelling of 56505753 in words is "fifty-six million, five hundred five thousand, seven hundred fifty-three".