56554863146 has 8 divisors (see below), whose sum is σ = 86901375204. Its totient is φ = 27587738080.

The previous prime is 56554863143. The next prime is 56554863149. The reversal of 56554863146 is 64136845565.

It is an interprime number because it is at equal distance from previous prime (56554863143) and next prime (56554863149).

It can be written as a sum of positive squares in 2 ways, for example, as 53970259225 + 2584603921 = 232315^2 + 50839^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (56554863143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 344846645 + ... + 344846808.

Almost surely, 2^56554863146 is an apocalyptic number.

56554863146 is a deficient number, since it is larger than the sum of its proper divisors (30346512058).

56554863146 is a wasteful number, since it uses less digits than its factorization.

56554863146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689693496.

The product of its digits is 10368000, while the sum is 53.

The spelling of 56554863146 in words is "fifty-six billion, five hundred fifty-four million, eight hundred sixty-three thousand, one hundred forty-six".