56400116 has 12 divisors (see below), whose sum is σ = 98767620. Its totient is φ = 28180800.

The previous prime is 56400103. The next prime is 56400121. The reversal of 56400116 is 61100465.

It can be written as a sum of positive squares in 2 ways, for example, as 7344100 + 49056016 = 2710^2 + 7004^2 .

It is a junction number, because it is equal to n+sod(n) for n = 56400091 and 56400100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3290 + ... + 11118.

It is an arithmetic number, because the mean of its divisors is an integer number (8230635).

Almost surely, 2^56400116 is an apocalyptic number.

It is an amenable number.

56400116 is a deficient number, since it is larger than the sum of its proper divisors (42367504).

56400116 is a wasteful number, since it uses less digits than its factorization.

56400116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9634 (or 9632 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 56400116 is about 7510.0010652463. The cubic root of 56400116 is about 383.4952587909.

It can be divided in two parts, 564001 and 16, that multiplied together give a square (9024016 = 3004²).

The spelling of 56400116 in words is "fifty-six million, four hundred thousand, one hundred sixteen".