656111413652 has 24 divisors (see below), whose sum is σ = 1159223256576. Its totient is φ = 324919191008.

The previous prime is 656111413651. The next prime is 656111413681. The reversal of 656111413652 is 256314111656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (656111413651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1620548 + ... + 1984539.

It is an arithmetic number, because the mean of its divisors is an integer number (48300969024).

Almost surely, 2^656111413652 is an apocalyptic number.

It is an amenable number.

656111413652 is a deficient number, since it is larger than the sum of its proper divisors (503111842924).

656111413652 is a wasteful number, since it uses less digits than its factorization.

656111413652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3605527 (or 3605525 counting only the distinct ones).

The product of its digits is 129600, while the sum is 41.

The spelling of 656111413652 in words is "six hundred fifty-six billion, one hundred eleven million, four hundred thirteen thousand, six hundred fifty-two".