507438634363 has 2 divisors, whose sum is σ = 507438634364. Its totient is φ = 507438634362.

The previous prime is 507438634343. The next prime is 507438634447. The reversal of 507438634363 is 363436834705.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-507438634363 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 507438634363.

It is not a weakly prime, because it can be changed into another prime (507438634303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253719317181 + 253719317182.

It is an arithmetic number, because the mean of its divisors is an integer number (253719317182).

Almost surely, 2^507438634363 is an apocalyptic number.

507438634363 is a deficient number, since it is larger than the sum of its proper divisors (1).

507438634363 is an equidigital number, since it uses as much as digits as its factorization.

507438634363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13063680, while the sum is 52.

The spelling of 507438634363 in words is "five hundred seven billion, four hundred thirty-eight million, six hundred thirty-four thousand, three hundred sixty-three".