32520550631 has 2 divisors, whose sum is σ = 32520550632. Its totient is φ = 32520550630.

The previous prime is 32520550597. The next prime is 32520550649. The reversal of 32520550631 is 13605502523.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32520550631 is a prime.

It is a super-2 number, since 2×32520550631² (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 (32520550661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16260275315 + 16260275316.

It is an arithmetic number, because the mean of its divisors is an integer number (16260275316).

Almost surely, 2^32520550631 is an apocalyptic number.

32520550631 is a deficient number, since it is larger than the sum of its proper divisors (1).

32520550631 is an equidigital number, since it uses as much as digits as its factorization.

32520550631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 32.

The spelling of 32520550631 in words is "thirty-two billion, five hundred twenty million, five hundred fifty thousand, six hundred thirty-one".