516591484465 has 16 divisors (see below), whose sum is σ = 708541004160. Its totient is φ = 354197819520.

The previous prime is 516591484459. The next prime is 516591484597. The reversal of 516591484465 is 564484195615.

It is not a de Polignac number, because 516591484465 - 2³ = 516591484457 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 408820 + ... + 1095589.

It is an arithmetic number, because the mean of its divisors is an integer number (44283812760).

Almost surely, 2^516591484465 is an apocalyptic number.

It is an amenable number.

516591484465 is a deficient number, since it is larger than the sum of its proper divisors (191949519695).

516591484465 is a wasteful number, since it uses less digits than its factorization.

516591484465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514232.

The product of its digits is 20736000, while the sum is 58.

The spelling of 516591484465 in words is "five hundred sixteen billion, five hundred ninety-one million, four hundred eighty-four thousand, four hundred sixty-five".