56663151 has 8 divisors (see below), whose sum is σ = 75614640. Its totient is φ = 37743552.

The previous prime is 56663143. The next prime is 56663161. The reversal of 56663151 is 15136665.

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

It is not a de Polignac number, because 56663151 - 2³ = 56663143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56663141) 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, 3460 + ... + 11193.

It is an arithmetic number, because the mean of its divisors is an integer number (9451830).

Almost surely, 2^56663151 is an apocalyptic number.

56663151 is a deficient number, since it is larger than the sum of its proper divisors (18951489).

56663151 is a wasteful number, since it uses less digits than its factorization.

56663151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15945.

The product of its digits is 16200, while the sum is 33.

The square root of 56663151 is about 7527.4930089639. The cubic root of 56663151 is about 384.0905073662.

The spelling of 56663151 in words is "fifty-six million, six hundred sixty-three thousand, one hundred fifty-one".