457900348478 has 16 divisors (see below), whose sum is σ = 707412430800. Its totient is φ = 222131264256.

The previous prime is 457900348457. The next prime is 457900348511. The reversal of 457900348478 is 874843009754.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8738528 + ... + 8790771.

It is an arithmetic number, because the mean of its divisors is an integer number (44213276925).

Almost surely, 2^457900348478 is an apocalyptic number.

457900348478 is a deficient number, since it is larger than the sum of its proper divisors (249512082322).

457900348478 is a wasteful number, since it uses less digits than its factorization.

457900348478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17529691.

The product of its (nonzero) digits is 27095040, while the sum is 59.

The spelling of 457900348478 in words is "four hundred fifty-seven billion, nine hundred million, three hundred forty-eight thousand, four hundred seventy-eight".