320120305607377 has 24 divisors (see below), whose sum is σ = 359404369878528. Its totient is φ = 282762362080800.

The previous prime is 320120305607371. The next prime is 320120305607393. The reversal of 320120305607377 is 773706503021023.

It is not a de Polignac number, because 320120305607377 - 2¹⁵ = 320120305574609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320120305607371) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37317438 + ... + 45086935.

It is an arithmetic number, because the mean of its divisors is an integer number (14975182078272).

Almost surely, 2^{320120305607377} is an apocalyptic number.

It is an amenable number.

320120305607377 is a deficient number, since it is larger than the sum of its proper divisors (39284064271151).

320120305607377 is a wasteful number, since it uses less digits than its factorization.

320120305607377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82404661 (or 82404618 counting only the distinct ones).

The product of its (nonzero) digits is 1111320, while the sum is 46.

The spelling of 320120305607377 in words is "three hundred twenty trillion, one hundred twenty billion, three hundred five million, six hundred seven thousand, three hundred seventy-seven".