56028444540 has 48 divisors (see below), whose sum is σ = 156903505920. Its totient is φ = 14938646080.

The previous prime is 56028444517. The next prime is 56028444553. The reversal of 56028444540 is 4544482065.

It is a junction number, because it is equal to n+sod(n) for n = 56028444492 and 56028444501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 347101 + ... + 482219.

It is an arithmetic number, because the mean of its divisors is an integer number (3268823040).

Almost surely, 2^56028444540 is an apocalyptic number.

It is an amenable number.

56028444540 is an abundant number, since it is smaller than the sum of its proper divisors (100875061380).

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

56028444540 is a wasteful number, since it uses less digits than its factorization.

56028444540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142042 (or 142040 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 42.

The spelling of 56028444540 in words is "fifty-six billion, twenty-eight million, four hundred forty-four thousand, five hundred forty".