322420351264168 has 8 divisors (see below), whose sum is σ = 604538158620330. Its totient is φ = 161210175632080.

The previous prime is 322420351264159. The next prime is 322420351264169. The reversal of 322420351264168 is 861462153024223.

It can be written as a sum of positive squares in only one way, i.e., 273553009355844 + 48867341908324 = 16539438^2 + 6990518^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (322420351264169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20151271954003 + ... + 20151271954018.

Almost surely, 2^{322420351264168} is an apocalyptic number.

It is an amenable number.

322420351264168 is a deficient number, since it is larger than the sum of its proper divisors (282117807356162).

322420351264168 is a wasteful number, since it uses less digits than its factorization.

322420351264168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40302543908027 (or 40302543908023 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 49.

The spelling of 322420351264168 in words is "three hundred twenty-two trillion, four hundred twenty billion, three hundred fifty-one million, two hundred sixty-four thousand, one hundred sixty-eight".