457615870451 has 2 divisors, whose sum is σ = 457615870452. Its totient is φ = 457615870450.

The previous prime is 457615870441. The next prime is 457615870469. The reversal of 457615870451 is 154078516754.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-457615870451 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 457615870393 and 457615870402.

It is not a weakly prime, because it can be changed into another prime (457615870441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228807935225 + 228807935226.

It is an arithmetic number, because the mean of its divisors is an integer number (228807935226).

Almost surely, 2^457615870451 is an apocalyptic number.

457615870451 is a deficient number, since it is larger than the sum of its proper divisors (1).

457615870451 is an equidigital number, since it uses as much as digits as its factorization.

457615870451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704000, while the sum is 53.

The spelling of 457615870451 in words is "four hundred fifty-seven billion, six hundred fifteen million, eight hundred seventy thousand, four hundred fifty-one".