321406417271753 has 8 divisors (see below), whose sum is σ = 350897195823840. Its totient is φ = 291960974277280.

The previous prime is 321406417271743. The next prime is 321406417271791. The reversal of 321406417271753 is 357172714604123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 321406417271753 - 2⁴⁴ = 303814231227337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321406417271695 and 321406417271704.

It is not an unprimeable number, because it can be changed into a prime (321406417271743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11333874575 + ... + 11333902932.

It is an arithmetic number, because the mean of its divisors is an integer number (43862149477980).

Almost surely, 2^{321406417271753} is an apocalyptic number.

It is an amenable number.

321406417271753 is a deficient number, since it is larger than the sum of its proper divisors (29490778552087).

321406417271753 is a wasteful number, since it uses less digits than its factorization.

321406417271753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22667778807.

The product of its (nonzero) digits is 5927040, while the sum is 53.

The spelling of 321406417271753 in words is "three hundred twenty-one trillion, four hundred six billion, four hundred seventeen million, two hundred seventy-one thousand, seven hundred fifty-three".