331403585672 has 8 divisors (see below), whose sum is σ = 621381723150. Its totient is φ = 165701792832.

The previous prime is 331403585651. The next prime is 331403585713. The reversal of 331403585672 is 276585304133.

It can be written as a sum of positive squares in only one way, i.e., 292038644836 + 39364940836 = 540406^2 + 198406^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20712724097 + ... + 20712724112.

Almost surely, 2^331403585672 is an apocalyptic number.

It is an amenable number.

331403585672 is a deficient number, since it is larger than the sum of its proper divisors (289978137478).

331403585672 is a wasteful number, since it uses less digits than its factorization.

331403585672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41425448215 (or 41425448211 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 47.

The spelling of 331403585672 in words is "three hundred thirty-one billion, four hundred three million, five hundred eighty-five thousand, six hundred seventy-two".