457146736686 has 16 divisors (see below), whose sum is σ = 1015881637200. Its totient is φ = 152382245544.

The previous prime is 457146736681. The next prime is 457146736693. The reversal of 457146736686 is 686637641754.

457146736686 is a `hidden beast` number, since 4 + 57 + 146 + 7 + 366 + 86 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457146736681) 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, 4232840101 + ... + 4232840208.

It is an arithmetic number, because the mean of its divisors is an integer number (63492602325).

Almost surely, 2^457146736686 is an apocalyptic number.

457146736686 is an abundant number, since it is smaller than the sum of its proper divisors (558734900514).

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

457146736686 is a wasteful number, since it uses less digits than its factorization.

457146736686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8465680320 (or 8465680314 counting only the distinct ones).

The product of its digits is 121927680, while the sum is 63.

The spelling of 457146736686 in words is "four hundred fifty-seven billion, one hundred forty-six million, seven hundred thirty-six thousand, six hundred eighty-six".