56661150052 has 24 divisors (see below), whose sum is σ = 109267839296. Its totient is φ = 25543129248.

The previous prime is 56661150041. The next prime is 56661150061. The reversal of 56661150052 is 25005116665.

It is a junction number, because it is equal to n+sod(n) for n = 56661149993 and 56661150020.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12667968 + ... + 12672439.

Almost surely, 2^56661150052 is an apocalyptic number.

56661150052 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

56661150052 is a deficient number, since it is larger than the sum of its proper divisors (52606689244).

56661150052 is a wasteful number, since it uses less digits than its factorization.

56661150052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25340467 (or 25340465 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 37.

The spelling of 56661150052 in words is "fifty-six billion, six hundred sixty-one million, one hundred fifty thousand, fifty-two".