656086953048 has 64 divisors (see below), whose sum is σ = 1646348499840. Its totient is φ = 217878488064.

The previous prime is 656086953047. The next prime is 656086953083. The reversal of 656086953048 is 840359680656.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 656086952982 and 656086953000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (656086953047) 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 15 ways as a sum of consecutive naturals, for example, 63860040 + ... + 63870312.

It is an arithmetic number, because the mean of its divisors is an integer number (25724195310).

Almost surely, 2^656086953048 is an apocalyptic number.

It is an amenable number.

656086953048 is an abundant number, since it is smaller than the sum of its proper divisors (990261546792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

656086953048 is a wasteful number, since it uses less digits than its factorization.

656086953048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19968 (or 19964 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 60.

The spelling of 656086953048 in words is "six hundred fifty-six billion, eighty-six million, nine hundred fifty-three thousand, forty-eight".