263577600056 has 32 divisors (see below), whose sum is σ = 497970013680. Its totient is φ = 130786195200.

The previous prime is 263577600031. The next prime is 263577600059. The reversal of 263577600056 is 650006775362.

263577600056 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263577600059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3658946 + ... + 3730286.

Almost surely, 2^263577600056 is an apocalyptic number.

It is an amenable number.

263577600056 is a deficient number, since it is larger than the sum of its proper divisors (234392413624).

263577600056 is a wasteful number, since it uses less digits than its factorization.

263577600056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74855 (or 74851 counting only the distinct ones).

The product of its (nonzero) digits is 1587600, while the sum is 47.

The spelling of 263577600056 in words is "two hundred sixty-three billion, five hundred seventy-seven million, six hundred thousand, fifty-six".