56503942800 has 60 divisors (see below), whose sum is σ = 181000967280. Its totient is φ = 15067717760.

The previous prime is 56503942777. The next prime is 56503942801. The reversal of 56503942800 is 824930565.

It is a tau number, because it is divible by the number of its divisors (60).

It is not an unprimeable number, because it can be changed into a prime (56503942801) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23542110 + ... + 23544509.

It is an arithmetic number, because the mean of its divisors is an integer number (3016682788).

Almost surely, 2^56503942800 is an apocalyptic number.

56503942800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56503942800 is an abundant number, since it is smaller than the sum of its proper divisors (124497024480).

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

56503942800 is a wasteful number, since it uses less digits than its factorization.

56503942800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47086640 (or 47086629 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 56503942800 in words is "fifty-six billion, five hundred three million, nine hundred forty-two thousand, eight hundred".