426614321656 has 16 divisors (see below), whose sum is σ = 800315695800. Its totient is φ = 213196802784.

The previous prime is 426614321647. The next prime is 426614321657. The reversal of 426614321656 is 656123416624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426614321657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13778326 + ... + 13809253.

Almost surely, 2^426614321656 is an apocalyptic number.

It is an amenable number.

426614321656 is a deficient number, since it is larger than the sum of its proper divisors (373701374144).

426614321656 is a wasteful number, since it uses less digits than its factorization.

426614321656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27589518 (or 27589514 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 46.

The spelling of 426614321656 in words is "four hundred twenty-six billion, six hundred fourteen million, three hundred twenty-one thousand, six hundred fifty-six".