32152252631 has 4 divisors (see below), whose sum is σ = 32153182632. Its totient is φ = 32151322632.

The previous prime is 32152252619. The next prime is 32152252661. The reversal of 32152252631 is 13625225123.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 32152252631 - 2⁶ = 32152252567 is a prime.

It is a super-2 number, since 2×32152252631² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32152252661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 411056 + ... + 482981.

It is an arithmetic number, because the mean of its divisors is an integer number (8038295658).

Almost surely, 2^32152252631 is an apocalyptic number.

32152252631 is a deficient number, since it is larger than the sum of its proper divisors (930001).

32152252631 is an equidigital number, since it uses as much as digits as its factorization.

32152252631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930000.

The product of its digits is 21600, while the sum is 32.

Adding to 32152252631 its reverse (13625225123), we get a palindrome (45777477754).

The spelling of 32152252631 in words is "thirty-two billion, one hundred fifty-two million, two hundred fifty-two thousand, six hundred thirty-one".