457615870509 has 16 divisors (see below), whose sum is σ = 705720863232. Its totient is φ = 258344242608.

The previous prime is 457615870493. The next prime is 457615870511. The reversal of 457615870509 is 905078516754.

It is not a de Polignac number, because 457615870509 - 2⁴ = 457615870493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457615870609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131270739 + ... + 131274224.

It is an arithmetic number, because the mean of its divisors is an integer number (44107553952).

Almost surely, 2^457615870509 is an apocalyptic number.

It is an amenable number.

457615870509 is a deficient number, since it is larger than the sum of its proper divisors (248104992723).

457615870509 is a wasteful number, since it uses less digits than its factorization.

457615870509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262545056.

The product of its (nonzero) digits is 10584000, while the sum is 57.

The spelling of 457615870509 in words is "four hundred fifty-seven billion, six hundred fifteen million, eight hundred seventy thousand, five hundred nine".