321868145370 has 64 divisors (see below), whose sum is σ = 825730101504. Its totient is φ = 80097262080.

The previous prime is 321868145363. The next prime is 321868145413. The reversal of 321868145370 is 73541868123.

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 31 ways as a sum of consecutive naturals, for example, 5660437 + ... + 5717016.

It is an arithmetic number, because the mean of its divisors is an integer number (12902032836).

Almost surely, 2^321868145370 is an apocalyptic number.

321868145370 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

321868145370 is an abundant number, since it is smaller than the sum of its proper divisors (503861956134).

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

321868145370 is a wasteful number, since it uses less digits than its factorization.

321868145370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11377527.

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 321868145370 in words is "three hundred twenty-one billion, eight hundred sixty-eight million, one hundred forty-five thousand, three hundred seventy".