64628462232 has 48 divisors (see below), whose sum is σ = 175050420480. Its totient is φ = 21540974400.

The previous prime is 64628462219. The next prime is 64628462263. The reversal of 64628462232 is 23226482646.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1001257 + ... + 1063847.

It is an arithmetic number, because the mean of its divisors is an integer number (3646883760).

Almost surely, 2^64628462232 is an apocalyptic number.

It is an amenable number.

64628462232 is an abundant number, since it is smaller than the sum of its proper divisors (110421958248).

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

64628462232 is a wasteful number, since it uses less digits than its factorization.

64628462232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76944 (or 76937 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 45.

The spelling of 64628462232 in words is "sixty-four billion, six hundred twenty-eight million, four hundred sixty-two thousand, two hundred thirty-two".