56135403040 has 48 divisors (see below), whose sum is σ = 132638686488. Its totient is φ = 22450978816.

The previous prime is 56135403029. The next prime is 56135403053. The reversal of 56135403040 is 4030453165.

It can be written as a sum of positive squares in 4 ways, for example, as 53067572496 + 3067830544 = 230364^2 + 55388^2 .

It is a junction number, because it is equal to n+sod(n) for n = 56135402993 and 56135403011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1341474 + ... + 1382686.

Almost surely, 2^56135403040 is an apocalyptic number.

It is an amenable number.

56135403040 is an abundant number, since it is smaller than the sum of its proper divisors (76503283448).

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

56135403040 is a wasteful number, since it uses less digits than its factorization.

56135403040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49741 (or 49733 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 56135403040 in words is "fifty-six billion, one hundred thirty-five million, four hundred three thousand, forty".