356220329922 has 18 divisors (see below), whose sum is σ = 771816201273. Its totient is φ = 118739265912.

The previous prime is 356220329837. The next prime is 356220329939. The reversal of 356220329922 is 229923022653.

356220329922 is a `hidden beast` number, since 356 + 2 + 2 + 0 + 3 + 299 + 2 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 324739279881 + 31481050041 = 569859^2 + 177429^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=422031.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2461848 + ... + 2602524.

Almost surely, 2^356220329922 is an apocalyptic number.

356220329922 is an abundant number, since it is smaller than the sum of its proper divisors (415595871351).

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

356220329922 is an frugal number, since it uses more digits than its factorization.

356220329922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281362 (or 140682 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 45.

The spelling of 356220329922 in words is "three hundred fifty-six billion, two hundred twenty million, three hundred twenty-nine thousand, nine hundred twenty-two".