32642837404631 has 2 divisors, whose sum is σ = 32642837404632. Its totient is φ = 32642837404630.

The previous prime is 32642837404559. The next prime is 32642837404643. The reversal of 32642837404631 is 13640473824623.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32642837404631 is a prime.

It is a super-2 number, since 2×32642837404631² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32642837404691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16321418702315 + 16321418702316.

It is an arithmetic number, because the mean of its divisors is an integer number (16321418702316).

Almost surely, 2^{32642837404631} is an apocalyptic number.

32642837404631 is a deficient number, since it is larger than the sum of its proper divisors (1).

32642837404631 is an equidigital number, since it uses as much as digits as its factorization.

32642837404631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13934592, while the sum is 53.

The spelling of 32642837404631 in words is "thirty-two trillion, six hundred forty-two billion, eight hundred thirty-seven million, four hundred four thousand, six hundred thirty-one".