56250900066 has 32 divisors (see below), whose sum is σ = 112873622400. Its totient is φ = 18688423680.

The previous prime is 56250900047. The next prime is 56250900077. The reversal of 56250900066 is 66000905265.

It is a junction number, because it is equal to n+sod(n) for n = 56250899997 and 56250900033.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2530890 + ... + 2553018.

It is an arithmetic number, because the mean of its divisors is an integer number (3527300700).

Almost surely, 2^56250900066 is an apocalyptic number.

56250900066 is an abundant number, since it is smaller than the sum of its proper divisors (56622722334).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56250900066 is a wasteful number, since it uses less digits than its factorization.

56250900066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23514.

The product of its (nonzero) digits is 97200, while the sum is 39.

The spelling of 56250900066 in words is "fifty-six billion, two hundred fifty million, nine hundred thousand, sixty-six".