656101045216 has 24 divisors (see below), whose sum is σ = 1297058694624. Its totient is φ = 326689313280.

The previous prime is 656101045189. The next prime is 656101045219. The reversal of 656101045216 is 612540101656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (656101045219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42529960 + ... + 42545383.

It is an arithmetic number, because the mean of its divisors is an integer number (54044112276).

Almost surely, 2^656101045216 is an apocalyptic number.

It is an amenable number.

656101045216 is a deficient number, since it is larger than the sum of its proper divisors (640957649408).

656101045216 is a wasteful number, since it uses less digits than its factorization.

656101045216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85075594 (or 85075586 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 656101045216 in words is "six hundred fifty-six billion, one hundred one million, forty-five thousand, two hundred sixteen".