500931832397 has 2 divisors, whose sum is σ = 500931832398. Its totient is φ = 500931832396.

The previous prime is 500931832393. The next prime is 500931832507. The reversal of 500931832397 is 793238139005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 499073015401 + 1858816996 = 706451^2 + 43114^2 .

It is a cyclic number.

It is not a de Polignac number, because 500931832397 - 2² = 500931832393 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500931832393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250465916198 + 250465916199.

It is an arithmetic number, because the mean of its divisors is an integer number (250465916199).

Almost surely, 2^500931832397 is an apocalyptic number.

It is an amenable number.

500931832397 is a deficient number, since it is larger than the sum of its proper divisors (1).

500931832397 is an equidigital number, since it uses as much as digits as its factorization.

500931832397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1224720, while the sum is 50.

The spelling of 500931832397 in words is "five hundred billion, nine hundred thirty-one million, eight hundred thirty-two thousand, three hundred ninety-seven".