56377650 has 48 divisors (see below), whose sum is σ = 159793344. Its totient is φ = 12886080.

The previous prime is 56377631. The next prime is 56377663. The reversal of 56377650 is 5677365.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 56377599 and 56377608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25797 + ... + 27896.

It is an arithmetic number, because the mean of its divisors is an integer number (3329028).

Almost surely, 2^56377650 is an apocalyptic number.

56377650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56377650 is an abundant number, since it is smaller than the sum of its proper divisors (103415694).

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

56377650 is a wasteful number, since it uses less digits than its factorization.

56377650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53715 (or 53710 counting only the distinct ones).

The product of its (nonzero) digits is 132300, while the sum is 39.

The square root of 56377650 is about 7508.5051774638. The cubic root of 56377650 is about 383.4443324849. Note that the first 3 decimals are identical.

The spelling of 56377650 in words is "fifty-six million, three hundred seventy-seven thousand, six hundred fifty".