1457515464 has 32 divisors (see below), whose sum is σ = 3645220320. Its totient is φ = 485647616.

The previous prime is 1457515459. The next prime is 1457515481. The reversal of 1457515464 is 4645157541.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59047 + ... + 80009.

It is an arithmetic number, because the mean of its divisors is an integer number (113913135).

Almost surely, 2^1457515464 is an apocalyptic number.

It is an amenable number.

1457515464 is an abundant number, since it is smaller than the sum of its proper divisors (2187704856).

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

1457515464 is a wasteful number, since it uses less digits than its factorization.

1457515464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23869 (or 23865 counting only the distinct ones).

The product of its digits is 336000, while the sum is 42.

The square root of 1457515464 is about 38177.4208662660. The cubic root of 1457515464 is about 1133.8033184147.

The spelling of 1457515464 in words is "one billion, four hundred fifty-seven million, five hundred fifteen thousand, four hundred sixty-four".