321477671167 has 4 divisors (see below), whose sum is σ = 331847918656. Its totient is φ = 311107423680.

The previous prime is 321477671143. The next prime is 321477671183. The reversal of 321477671167 is 761176774123.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 321477671167 - 2²⁷ = 321343453439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321477671117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5185123698 + ... + 5185123759.

It is an arithmetic number, because the mean of its divisors is an integer number (82961979664).

Almost surely, 2^321477671167 is an apocalyptic number.

321477671167 is a deficient number, since it is larger than the sum of its proper divisors (10370247489).

321477671167 is a wasteful number, since it uses less digits than its factorization.

321477671167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10370247488.

The product of its digits is 2074464, while the sum is 52.

The spelling of 321477671167 in words is "three hundred twenty-one billion, four hundred seventy-seven million, six hundred seventy-one thousand, one hundred sixty-seven".