464518815464 has 32 divisors (see below), whose sum is σ = 950227502400. Its totient is φ = 211128165120.

The previous prime is 464518815461. The next prime is 464518815469.

464518815464 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (464518815461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 941909 + ... + 1347675.

It is an arithmetic number, because the mean of its divisors is an integer number (29694609450).

Almost surely, 2^464518815464 is an apocalyptic number.

464518815464 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

464518815464 is an abundant number, since it is smaller than the sum of its proper divisors (485708686936).

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

464518815464 is a wasteful number, since it uses less digits than its factorization.

464518815464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418793 (or 418789 counting only the distinct ones).

The product of its digits is 14745600, while the sum is 56.

The spelling of 464518815464 in words is "four hundred sixty-four billion, five hundred eighteen million, eight hundred fifteen thousand, four hundred sixty-four".