656114604007 has 4 divisors (see below), whose sum is σ = 664019599320. Its totient is φ = 648209608696.

The previous prime is 656114603939. The next prime is 656114604017. The reversal of 656114604007 is 700406411656.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 656114604007 - 2¹¹ = 656114601959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (656114604017) 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 3 ways as a sum of consecutive naturals, for example, 3952497532 + ... + 3952497697.

It is an arithmetic number, because the mean of its divisors is an integer number (166004899830).

Almost surely, 2^656114604007 is an apocalyptic number.

656114604007 is a deficient number, since it is larger than the sum of its proper divisors (7904995313).

656114604007 is an equidigital number, since it uses as much as digits as its factorization.

656114604007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7904995312.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 656114604007 in words is "six hundred fifty-six billion, one hundred fourteen million, six hundred four thousand, seven".