321742067734002 has 32 divisors (see below), whose sum is σ = 646052912705088. Its totient is φ = 106819648805696.

The previous prime is 321742067733959. The next prime is 321742067734039. The reversal of 321742067734002 is 200437760247123.

It is a super-2 number, since 2×321742067734002² (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 15 ways as a sum of consecutive naturals, for example, 49756608 + ... + 55849835.

It is an arithmetic number, because the mean of its divisors is an integer number (20189153522034).

Almost surely, 2^{321742067734002} is an apocalyptic number.

321742067734002 is an abundant number, since it is smaller than the sum of its proper divisors (324310844971086).

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

321742067734002 is a wasteful number, since it uses less digits than its factorization.

321742067734002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105608474.

The product of its (nonzero) digits is 2370816, while the sum is 48.

The spelling of 321742067734002 in words is "three hundred twenty-one trillion, seven hundred forty-two billion, sixty-seven million, seven hundred thirty-four thousand, two".