457813481679 has 8 divisors (see below), whose sum is σ = 678242195120. Its totient is φ = 305208987768.

The previous prime is 457813481669. The next prime is 457813481731. The reversal of 457813481679 is 976184318754.

457813481679 is a `hidden beast` number, since 4 + 5 + 7 + 81 + 3 + 481 + 6 + 79 = 666.

It is not a de Polignac number, because 457813481679 - 2¹⁶ = 457813416143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457813481669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8478027412 + ... + 8478027465.

It is an arithmetic number, because the mean of its divisors is an integer number (84780274390).

Almost surely, 2^457813481679 is an apocalyptic number.

457813481679 is a deficient number, since it is larger than the sum of its proper divisors (220428713441).

457813481679 is a wasteful number, since it uses less digits than its factorization.

457813481679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16956054886 (or 16956054880 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 63.

The spelling of 457813481679 in words is "four hundred fifty-seven billion, eight hundred thirteen million, four hundred eighty-one thousand, six hundred seventy-nine".