32189137436 has 6 divisors (see below), whose sum is σ = 56330990520. Its totient is φ = 16094568716.

The previous prime is 32189137367. The next prime is 32189137469. The reversal of 32189137436 is 63473198123.

It is a super-2 number, since 2×32189137436² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4023642176 + ... + 4023642183.

It is an arithmetic number, because the mean of its divisors is an integer number (9388498420).

Almost surely, 2^32189137436 is an apocalyptic number.

It is an amenable number.

32189137436 is a deficient number, since it is larger than the sum of its proper divisors (24141853084).

32189137436 is a wasteful number, since it uses less digits than its factorization.

32189137436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8047284363 (or 8047284361 counting only the distinct ones).

The product of its digits is 653184, while the sum is 47.

The spelling of 32189137436 in words is "thirty-two billion, one hundred eighty-nine million, one hundred thirty-seven thousand, four hundred thirty-six".