656654455 has 16 divisors (see below), whose sum is σ = 796460544. Its totient is φ = 519703200.

The previous prime is 656654443. The next prime is 656654489. The reversal of 656654455 is 554456656.

656654455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 656654455 - 2⁵ = 656654423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196912 + ... + 200218.

It is an arithmetic number, because the mean of its divisors is an integer number (49778784).

Almost surely, 2^656654455 is an apocalyptic number.

656654455 is a deficient number, since it is larger than the sum of its proper divisors (139806089).

656654455 is a wasteful number, since it uses less digits than its factorization.

656654455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3726.

The product of its digits is 2160000, while the sum is 46.

The square root of 656654455 is about 25625.2698522377. The cubic root of 656654455 is about 869.1851510796.

The spelling of 656654455 in words is "six hundred fifty-six million, six hundred fifty-four thousand, four hundred fifty-five".