464687278832 has 20 divisors (see below), whose sum is σ = 1028950403376. Its totient is φ = 199151690880.

The previous prime is 464687278817. The next prime is 464687278843. The reversal of 464687278832 is 238872786464.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2074496669 + ... + 2074496892.

Almost surely, 2^464687278832 is an apocalyptic number.

It is an amenable number.

464687278832 is an abundant number, since it is smaller than the sum of its proper divisors (564263124544).

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

464687278832 is a wasteful number, since it uses less digits than its factorization.

464687278832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4148993576 (or 4148993570 counting only the distinct ones).

The product of its digits is 173408256, while the sum is 65.

The spelling of 464687278832 in words is "four hundred sixty-four billion, six hundred eighty-seven million, two hundred seventy-eight thousand, eight hundred thirty-two".