656414055 has 24 divisors (see below), whose sum is σ = 1241220240. Its totient is φ = 318261120.

The previous prime is 656414039. The next prime is 656414111. The reversal of 656414055 is 550414656.

656414055 is a `hidden beast` number, since 6 + 5 + 641 + 4 + 0 + 5 + 5 = 666.

It is not a de Polignac number, because 656414055 - 2⁴ = 656414039 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 662550 + ... + 663539.

It is an arithmetic number, because the mean of its divisors is an integer number (51717510).

Almost surely, 2^656414055 is an apocalyptic number.

656414055 is a deficient number, since it is larger than the sum of its proper divisors (584806185).

656414055 is a wasteful number, since it uses less digits than its factorization.

656414055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326111 (or 1326108 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 656414055 is about 25620.5787405359. The cubic root of 656414055 is about 869.0790690995.

It can be divided in two parts, 65641 and 4055, that added together give a palindrome (69696).

The spelling of 656414055 in words is "six hundred fifty-six million, four hundred fourteen thousand, fifty-five".