457313923551 has 4 divisors (see below), whose sum is σ = 609751898072. Its totient is φ = 304875949032.

The previous prime is 457313923537. The next prime is 457313923657. The reversal of 457313923551 is 155329313754.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-457313923551 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 457313923551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457313923501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76218987256 + ... + 76218987261.

It is an arithmetic number, because the mean of its divisors is an integer number (152437974518).

Almost surely, 2^457313923551 is an apocalyptic number.

457313923551 is a deficient number, since it is larger than the sum of its proper divisors (152437974521).

457313923551 is a wasteful number, since it uses less digits than its factorization.

457313923551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152437974520.

The product of its digits is 1701000, while the sum is 48.

The spelling of 457313923551 in words is "four hundred fifty-seven billion, three hundred thirteen million, nine hundred twenty-three thousand, five hundred fifty-one".