32040330631 has 2 divisors, whose sum is σ = 32040330632. Its totient is φ = 32040330630.

The previous prime is 32040330599. The next prime is 32040330653. The reversal of 32040330631 is 13603304023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32040330631 - 2⁵ = 32040330599 is a prime.

It is a super-2 number, since 2×32040330631² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32040330596 and 32040330605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32040330691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16020165315 + 16020165316.

It is an arithmetic number, because the mean of its divisors is an integer number (16020165316).

Almost surely, 2^32040330631 is an apocalyptic number.

32040330631 is a deficient number, since it is larger than the sum of its proper divisors (1).

32040330631 is an equidigital number, since it uses as much as digits as its factorization.

32040330631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 32040330631 its reverse (13603304023), we get a palindrome (45643634654).

The spelling of 32040330631 in words is "thirty-two billion, forty million, three hundred thirty thousand, six hundred thirty-one".