464816815617 has 96 divisors (see below), whose sum is σ = 787720108032. Its totient is φ = 236851776000.

The previous prime is 464816815609. The next prime is 464816815621. The reversal of 464816815617 is 716518618464.

It is not a de Polignac number, because 464816815617 - 2³ = 464816815609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (464816815517) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 542376253 + ... + 542377109.

It is an arithmetic number, because the mean of its divisors is an integer number (8205417792).

Almost surely, 2^464816815617 is an apocalyptic number.

It is an amenable number.

464816815617 is a deficient number, since it is larger than the sum of its proper divisors (322903292415).

464816815617 is a wasteful number, since it uses less digits than its factorization.

464816815617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631 (or 1570 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 57.

The spelling of 464816815617 in words is "four hundred sixty-four billion, eight hundred sixteen million, eight hundred fifteen thousand, six hundred seventeen".