745046366502631 has 2 divisors, whose sum is σ = 745046366502632. Its totient is φ = 745046366502630.

The previous prime is 745046366502623. The next prime is 745046366502667. The reversal of 745046366502631 is 136205663640547.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 745046366502631 - 2³ = 745046366502623 is a prime.

It is a super-2 number, since 2×745046366502631² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (745046366542631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372523183251315 + 372523183251316.

It is an arithmetic number, because the mean of its divisors is an integer number (372523183251316).

Almost surely, 2^{745046366502631} is an apocalyptic number.

745046366502631 is a deficient number, since it is larger than the sum of its proper divisors (1).

745046366502631 is an equidigital number, since it uses as much as digits as its factorization.

745046366502631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 65318400, while the sum is 58.

The spelling of 745046366502631 in words is "seven hundred forty-five trillion, forty-six billion, three hundred sixty-six million, five hundred two thousand, six hundred thirty-one".