321604314251627 has 16 divisors (see below), whose sum is σ = 371491628285952. Its totient is φ = 275159949563520.

The previous prime is 321604314251599. The next prime is 321604314251657. The reversal of 321604314251627 is 726152413406123.

It is a cyclic number.

It is not a de Polignac number, because 321604314251627 - 2³² = 321600019284331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321604314251657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24317363 + ... + 35136060.

It is an arithmetic number, because the mean of its divisors is an integer number (23218226767872).

Almost surely, 2^{321604314251627} is an apocalyptic number.

321604314251627 is a deficient number, since it is larger than the sum of its proper divisors (49887314034325).

321604314251627 is a wasteful number, since it uses less digits than its factorization.

321604314251627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59482378.

The product of its (nonzero) digits is 1451520, while the sum is 47.

The spelling of 321604314251627 in words is "three hundred twenty-one trillion, six hundred four billion, three hundred fourteen million, two hundred fifty-one thousand, six hundred twenty-seven".