457446388368 has 80 divisors (see below), whose sum is σ = 1222702902720. Its totient is φ = 147198008832.

The previous prime is 457446388349. The next prime is 457446388391. The reversal of 457446388368 is 863883644754.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 457446388299 and 457446388308.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8775630 + ... + 8827602.

It is an arithmetic number, because the mean of its divisors is an integer number (15283786284).

Almost surely, 2^457446388368 is an apocalyptic number.

457446388368 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

457446388368 is an abundant number, since it is smaller than the sum of its proper divisors (765256514352).

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

457446388368 is a wasteful number, since it uses less digits than its factorization.

457446388368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58336 (or 58330 counting only the distinct ones).

The product of its digits is 371589120, while the sum is 66.

The spelling of 457446388368 in words is "four hundred fifty-seven billion, four hundred forty-six million, three hundred eighty-eight thousand, three hundred sixty-eight".