320240087802 has 24 divisors (see below), whose sum is σ = 694037765460. Its totient is φ = 106718351040.

The previous prime is 320240087779. The next prime is 320240087837. The reversal of 320240087802 is 208780042023.

It can be written as a sum of positive squares in 2 ways, for example, as 292809772161 + 27430315641 = 541119^2 + 165621^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2292349 + ... + 2428032.

Almost surely, 2^320240087802 is an apocalyptic number.

320240087802 is an abundant number, since it is smaller than the sum of its proper divisors (373797677658).

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

320240087802 is a wasteful number, since it uses less digits than its factorization.

320240087802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4724158 (or 4724155 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The spelling of 320240087802 in words is "three hundred twenty billion, two hundred forty million, eighty-seven thousand, eight hundred two".