320712307072519 has 2 divisors, whose sum is σ = 320712307072520. Its totient is φ = 320712307072518.

The previous prime is 320712307072411. The next prime is 320712307072523. The reversal of 320712307072519 is 915270703217023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320712307072519 - 2¹¹ = 320712307070471 is a prime.

It is a super-2 number, since 2×320712307072519² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320712307075519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160356153536259 + 160356153536260.

It is an arithmetic number, because the mean of its divisors is an integer number (160356153536260).

Almost surely, 2^{320712307072519} is an apocalyptic number.

320712307072519 is a deficient number, since it is larger than the sum of its proper divisors (1).

320712307072519 is an equidigital number, since it uses as much as digits as its factorization.

320712307072519 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1111320, while the sum is 49.

The spelling of 320712307072519 in words is "three hundred twenty trillion, seven hundred twelve billion, three hundred seven million, seventy-two thousand, five hundred nineteen".