56255016 has 32 divisors (see below), whose sum is σ = 141888960. Its totient is φ = 18584832.

The previous prime is 56255011. The next prime is 56255027. The reversal of 56255016 is 61055265.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (56255011) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7660 + ... + 13083.

It is an arithmetic number, because the mean of its divisors is an integer number (4434030).

Almost surely, 2^56255016 is an apocalyptic number.

It is an amenable number.

56255016 is an abundant number, since it is smaller than the sum of its proper divisors (85633944).

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

56255016 is a wasteful number, since it uses less digits than its factorization.

56255016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20865 (or 20861 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 56255016 is about 7500.3343925454. The cubic root of 56255016 is about 383.1661049193.

The spelling of 56255016 in words is "fifty-six million, two hundred fifty-five thousand, sixteen".