32316164420 has 12 divisors (see below), whose sum is σ = 67863945324. Its totient is φ = 12926465760.

The previous prime is 32316164393. The next prime is 32316164423. The reversal of 32316164420 is 2446161323.

It can be written as a sum of positive squares in 2 ways, for example, as 20351304964 + 11964859456 = 142658^2 + 109384^2 .

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 3 ways as a sum of consecutive naturals, for example, 807904091 + ... + 807904130.

It is an arithmetic number, because the mean of its divisors is an integer number (5655328777).

Almost surely, 2^32316164420 is an apocalyptic number.

It is an amenable number.

32316164420 is an abundant number, since it is smaller than the sum of its proper divisors (35547780904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32316164420 is a wasteful number, since it uses less digits than its factorization.

32316164420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615808230 (or 1615808228 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 32316164420 in words is "thirty-two billion, three hundred sixteen million, one hundred sixty-four thousand, four hundred twenty".