56403400036 has 9 divisors (see below), whose sum is σ = 98706781299. Its totient is φ = 28201462524.

The previous prime is 56403400021. The next prime is 56403400073. The reversal of 56403400036 is 63000430465.

The square root of 56403400036 is 237494.

It is a perfect power (a square), and thus also a powerful number.

56403400036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56403399980 and 56403400007.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 415615 + ... + 534361.

Almost surely, 2^56403400036 is an apocalyptic number.

56403400036 is the 237494-th square number.

It is an amenable number.

56403400036 is a deficient number, since it is larger than the sum of its proper divisors (42303381263).

56403400036 is an frugal number, since it uses more digits than its factorization.

56403400036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237498 (or 118749 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

The spelling of 56403400036 in words is "fifty-six billion, four hundred three million, four hundred thousand, thirty-six".