320040215039 has 2 divisors, whose sum is σ = 320040215040. Its totient is φ = 320040215038.

The previous prime is 320040215021. The next prime is 320040215069. The reversal of 320040215039 is 930512040023.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 320040215039 - 2¹⁶ = 320040149503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320040215069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160020107519 + 160020107520.

It is an arithmetic number, because the mean of its divisors is an integer number (160020107520).

Almost surely, 2^320040215039 is an apocalyptic number.

320040215039 is a deficient number, since it is larger than the sum of its proper divisors (1).

320040215039 is an equidigital number, since it uses as much as digits as its factorization.

320040215039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The spelling of 320040215039 in words is "three hundred twenty billion, forty million, two hundred fifteen thousand, thirty-nine".