56400560444 has 6 divisors (see below), whose sum is σ = 98700980784. Its totient is φ = 28200280220.

The previous prime is 56400560413. The next prime is 56400560449. The reversal of 56400560444 is 44406500465.

It is a junction number, because it is equal to n+sod(n) for n = 56400560398 and 56400560407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56400560449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7050070052 + ... + 7050070059.

It is an arithmetic number, because the mean of its divisors is an integer number (16450163464).

Almost surely, 2^56400560444 is an apocalyptic number.

It is an amenable number.

56400560444 is a deficient number, since it is larger than the sum of its proper divisors (42300420340).

56400560444 is a wasteful number, since it uses less digits than its factorization.

56400560444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14100140115 (or 14100140113 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 38.

The spelling of 56400560444 in words is "fifty-six billion, four hundred million, five hundred sixty thousand, four hundred forty-four".