56501342450 has 96 divisors (see below), whose sum is σ = 124480032768. Its totient is φ = 18671400000.

The previous prime is 56501342449. The next prime is 56501342467. The reversal of 56501342450 is 5424310565.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 56501342450.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2712977 + ... + 2733723.

It is an arithmetic number, because the mean of its divisors is an integer number (1296667008).

Almost surely, 2^56501342450 is an apocalyptic number.

56501342450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56501342450 is an abundant number, since it is smaller than the sum of its proper divisors (67978690318).

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

56501342450 is a wasteful number, since it uses less digits than its factorization.

56501342450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21048 (or 21043 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 56501342450 in words is "fifty-six billion, five hundred one million, three hundred forty-two thousand, four hundred fifty".