56663151750 has 64 divisors (see below), whose sum is σ = 157145826240. Its totient is φ = 15110172000.

The previous prime is 56663151719. The next prime is 56663151751. The reversal of 56663151750 is 5715136665.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 56663151696 and 56663151705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56663151751) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4190521 + ... + 4204020.

It is an arithmetic number, because the mean of its divisors is an integer number (2455403535).

Almost surely, 2^56663151750 is an apocalyptic number.

56663151750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56663151750 is an abundant number, since it is smaller than the sum of its proper divisors (100482674490).

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

56663151750 is a wasteful number, since it uses less digits than its factorization.

56663151750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8394567 (or 8394551 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 45.

The spelling of 56663151750 in words is "fifty-six billion, six hundred sixty-three million, one hundred fifty-one thousand, seven hundred fifty".