320900652337 has 4 divisors (see below), whose sum is σ = 339777161316. Its totient is φ = 302024143360.

The previous prime is 320900652307. The next prime is 320900652353. The reversal of 320900652337 is 733256009023.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 208030858816 + 112869793521 = 456104^2 + 335961^2 .

It is not a de Polignac number, because 320900652337 - 2¹⁵ = 320900619569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 320900652337.

It is not an unprimeable number, because it can be changed into a prime (320900652307) 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, 9438254464 + ... + 9438254497.

It is an arithmetic number, because the mean of its divisors is an integer number (84944290329).

Almost surely, 2^320900652337 is an apocalyptic number.

It is an amenable number.

320900652337 is a deficient number, since it is larger than the sum of its proper divisors (18876508979).

320900652337 is a wasteful number, since it uses less digits than its factorization.

320900652337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18876508978.

The product of its (nonzero) digits is 204120, while the sum is 40.

The spelling of 320900652337 in words is "three hundred twenty billion, nine hundred million, six hundred fifty-two thousand, three hundred thirty-seven".