45993408631 has 2 divisors, whose sum is σ = 45993408632. Its totient is φ = 45993408630.

The previous prime is 45993408619. The next prime is 45993408667. The reversal of 45993408631 is 13680439954.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45993408631 - 2⁹ = 45993408119 is a prime.

It is a super-2 number, since 2×45993408631² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45993408031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22996704315 + 22996704316.

It is an arithmetic number, because the mean of its divisors is an integer number (22996704316).

Almost surely, 2^45993408631 is an apocalyptic number.

45993408631 is a deficient number, since it is larger than the sum of its proper divisors (1).

45993408631 is an equidigital number, since it uses as much as digits as its factorization.

45993408631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2799360, while the sum is 52.

The spelling of 45993408631 in words is "forty-five billion, nine hundred ninety-three million, four hundred eight thousand, six hundred thirty-one".