332321731367940 has 144 divisors (see below), whose sum is σ = 1029041976733680. Its totient is φ = 86785716003840.

The previous prime is 332321731367939. The next prime is 332321731367953. The reversal of 332321731367940 is 49763137123233.

332321731367940 is a `hidden beast` number, since 3 + 3 + 2 + 3 + 217 + 313 + 6 + 79 + 40 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 7004523319236 + 325317208048704 = 2646606^2 + 18036552^2 .

It is a super-2 number, since 2×332321731367940² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 63568759 + ... + 68597598.

Almost surely, 2^{332321731367940} is an apocalyptic number.

332321731367940 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

332321731367940 is an abundant number, since it is smaller than the sum of its proper divisors (696720245365740).

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

332321731367940 is a wasteful number, since it uses less digits than its factorization.

332321731367940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132166662 (or 132166657 counting only the distinct ones).

The product of its (nonzero) digits is 10287648, while the sum is 54.

The spelling of 332321731367940 in words is "three hundred thirty-two trillion, three hundred twenty-one billion, seven hundred thirty-one million, three hundred sixty-seven thousand, nine hundred forty".