320011072796 has 24 divisors (see below), whose sum is σ = 573240969840. Its totient is φ = 156230508672.

The previous prime is 320011072691. The next prime is 320011072807. The reversal of 320011072796 is 697270110023.

It is a super-2 number, since 2×320011072796² (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 7 ways as a sum of consecutive naturals, for example, 180560 + ... + 820136.

It is an arithmetic number, because the mean of its divisors is an integer number (23885040410).

Almost surely, 2^320011072796 is an apocalyptic number.

It is an amenable number.

320011072796 is a deficient number, since it is larger than the sum of its proper divisors (253229897044).

320011072796 is a wasteful number, since it uses less digits than its factorization.

320011072796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642533 (or 642531 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 38.

The spelling of 320011072796 in words is "three hundred twenty billion, eleven million, seventy-two thousand, seven hundred ninety-six".