56724541071940 has 48 divisors (see below), whose sum is σ = 136142856105984. Its totient is φ = 19447848720000.

The previous prime is 56724541071923. The next prime is 56724541071949. The reversal of 56724541071940 is 4917014542765.

It is a happy number.

56724541071940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (56724541071949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1041796 + ... + 10702075.

It is an arithmetic number, because the mean of its divisors is an integer number (2836309502208).

Almost surely, 2^{56724541071940} is an apocalyptic number.

It is an amenable number.

56724541071940 is an abundant number, since it is smaller than the sum of its proper divisors (79418315034044).

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

56724541071940 is a wasteful number, since it uses less digits than its factorization.

56724541071940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11778388 (or 11778386 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 55.

The spelling of 56724541071940 in words is "fifty-six trillion, seven hundred twenty-four billion, five hundred forty-one million, seventy-one thousand, nine hundred forty".