656110500601 has 8 divisors (see below), whose sum is σ = 661267759104. Its totient is φ = 650971181280.

The previous prime is 656110500553. The next prime is 656110500641. The reversal of 656110500601 is 106005011656.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-656110500601 is a prime.

It is a super-2 number, since 2×656110500601² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (656110500641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4411356 + ... + 4557661.

It is an arithmetic number, because the mean of its divisors is an integer number (82658469888).

Almost surely, 2^656110500601 is an apocalyptic number.

It is an amenable number.

656110500601 is a deficient number, since it is larger than the sum of its proper divisors (5157258503).

656110500601 is a wasteful number, since it uses less digits than its factorization.

656110500601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8969591.

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 656110500601 in words is "six hundred fifty-six billion, one hundred ten million, five hundred thousand, six hundred one".