426457182681 has 12 divisors (see below), whose sum is σ = 618707339952. Its totient is φ = 283052343096.

The previous prime is 426457182677. The next prime is 426457182733. The reversal of 426457182681 is 186281754624.

426457182681 is a `hidden beast` number, since 4 + 2 + 6 + 4 + 571 + 8 + 2 + 68 + 1 = 666.

It is not a de Polignac number, because 426457182681 - 2² = 426457182677 is a prime.

It is a super-4 number, since 4×426457182681⁴ (a number of 48 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (426457182601) 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 11 ways as a sum of consecutive naturals, for example, 104368291 + ... + 104372376.

It is an arithmetic number, because the mean of its divisors is an integer number (51558944996).

Almost surely, 2^426457182681 is an apocalyptic number.

It is an amenable number.

426457182681 is a deficient number, since it is larger than the sum of its proper divisors (192250157271).

426457182681 is a wasteful number, since it uses less digits than its factorization.

426457182681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208740900 (or 208740897 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 54.

The spelling of 426457182681 in words is "four hundred twenty-six billion, four hundred fifty-seven million, one hundred eighty-two thousand, six hundred eighty-one".