32642430164 has 24 divisors (see below), whose sum is σ = 57274613928. Its totient is φ = 16278312960.

The previous prime is 32642430137. The next prime is 32642430209. The reversal of 32642430164 is 46103424623.

It can be written as a sum of positive squares in 4 ways, for example, as 854392900 + 31788037264 = 29230^2 + 178292^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2515934 + ... + 2528874.

It is an arithmetic number, because the mean of its divisors is an integer number (2386442247).

Almost surely, 2^32642430164 is an apocalyptic number.

It is an amenable number.

32642430164 is a deficient number, since it is larger than the sum of its proper divisors (24632183764).

32642430164 is a wasteful number, since it uses less digits than its factorization.

32642430164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14555 (or 14553 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 32642430164 its reverse (46103424623), we get a palindrome (78745854787).

The spelling of 32642430164 in words is "thirty-two billion, six hundred forty-two million, four hundred thirty thousand, one hundred sixty-four".