632378804280 has 64 divisors (see below), whose sum is σ = 1915919978400. Its totient is φ = 166964697600.

The previous prime is 632378804273. The next prime is 632378804293. The reversal of 632378804280 is 82408873236.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26076115 + ... + 26100354.

Almost surely, 2^632378804280 is an apocalyptic number.

632378804280 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

632378804280 is an abundant number, since it is smaller than the sum of its proper divisors (1283541174120).

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

632378804280 is a wasteful number, since it uses less digits than its factorization.

632378804280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52176584 (or 52176580 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 51.

The spelling of 632378804280 in words is "six hundred thirty-two billion, three hundred seventy-eight million, eight hundred four thousand, two hundred eighty".