321772771704 has 16 divisors (see below), whose sum is σ = 804431929320. Its totient is φ = 107257590560.

The previous prime is 321772771687. The next prime is 321772771711. The reversal of 321772771704 is 407177277123.

It is a happy number.

It is a super-2 number, since 2×321772771704² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6703599387 + ... + 6703599434.

Almost surely, 2^321772771704 is an apocalyptic number.

It is an amenable number.

321772771704 is an abundant number, since it is smaller than the sum of its proper divisors (482659157616).

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

321772771704 is a wasteful number, since it uses less digits than its factorization.

321772771704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13407198830 (or 13407198826 counting only the distinct ones).

The product of its (nonzero) digits is 806736, while the sum is 48.

The spelling of 321772771704 in words is "three hundred twenty-one billion, seven hundred seventy-two million, seven hundred seventy-one thousand, seven hundred four".