320319790416 has 30 divisors (see below), whose sum is σ = 896450524970. Its totient is φ = 106773263424.

The previous prime is 320319790411. The next prime is 320319790447. The reversal of 320319790416 is 614097913023.

320319790416 is a `hidden beast` number, since 32 + 0 + 31 + 97 + 90 + 416 = 666.

It can be written as a sum of positive squares in only one way, i.e., 212801380416 + 107518410000 = 461304^2 + 327900^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320319790411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1112221351 + ... + 1112221638.

Almost surely, 2^320319790416 is an apocalyptic number.

320319790416 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

320319790416 is an abundant number, since it is smaller than the sum of its proper divisors (576130734554).

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

320319790416 is a wasteful number, since it uses less digits than its factorization.

320319790416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224443003 (or 2224442994 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The spelling of 320319790416 in words is "three hundred twenty billion, three hundred nineteen million, seven hundred ninety thousand, four hundred sixteen".