656078223141 has 24 divisors (see below), whose sum is σ = 1041712008480. Its totient is φ = 394587866400.

The previous prime is 656078223133. The next prime is 656078223149. The reversal of 656078223141 is 141322870656.

656078223141 is a `hidden beast` number, since 6 + 5 + 607 + 8 + 2 + 2 + 31 + 4 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (656078223133) and next prime (656078223149).

It is not a de Polignac number, because 656078223141 - 2³ = 656078223133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (656078223149) 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 23 ways as a sum of consecutive naturals, for example, 25281126 + ... + 25307063.

It is an arithmetic number, because the mean of its divisors is an integer number (43404667020).

Almost surely, 2^656078223141 is an apocalyptic number.

It is an amenable number.

656078223141 is a deficient number, since it is larger than the sum of its proper divisors (385633785339).

656078223141 is a wasteful number, since it uses less digits than its factorization.

656078223141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50588337 (or 50588334 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 656078223141 in words is "six hundred fifty-six billion, seventy-eight million, two hundred twenty-three thousand, one hundred forty-one".