32316164421 has 24 divisors (see below), whose sum is σ = 47452605120. Its totient is φ = 19522793664.

The previous prime is 32316164393. The next prime is 32316164423. The reversal of 32316164421 is 12446161323.

It is a happy number.

It is not a de Polignac number, because 32316164421 - 2⁶ = 32316164357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32316164423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 623776 + ... + 673593.

It is an arithmetic number, because the mean of its divisors is an integer number (1977191880).

Almost surely, 2^32316164421 is an apocalyptic number.

It is an amenable number.

32316164421 is a deficient number, since it is larger than the sum of its proper divisors (15136440699).

32316164421 is a wasteful number, since it uses less digits than its factorization.

32316164421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297433 (or 1297414 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The spelling of 32316164421 in words is "thirty-two billion, three hundred sixteen million, one hundred sixty-four thousand, four hundred twenty-one".