32322651621 has 16 divisors (see below), whose sum is σ = 46579580544. Its totient is φ = 19819047744.

The previous prime is 32322651601. The next prime is 32322651649. The reversal of 32322651621 is 12615622323.

It is a happy number.

It is not a de Polignac number, because 32322651621 - 2⁵ = 32322651589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32322651601) 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 in 15 ways as a sum of consecutive naturals, for example, 1485201 + ... + 1506806.

It is an arithmetic number, because the mean of its divisors is an integer number (2911223784).

Almost surely, 2^32322651621 is an apocalyptic number.

It is an amenable number.

32322651621 is a deficient number, since it is larger than the sum of its proper divisors (14256928923).

32322651621 is a wasteful number, since it uses less digits than its factorization.

32322651621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2992300.

The product of its digits is 25920, while the sum is 33.

The spelling of 32322651621 in words is "thirty-two billion, three hundred twenty-two million, six hundred fifty-one thousand, six hundred twenty-one".