2189202937232 has 10 divisors (see below), whose sum is σ = 4241580690918. Its totient is φ = 1094601468608.

The previous prime is 2189202937189. The next prime is 2189202937267. The reversal of 2189202937232 is 2327392029812.

It can be written as a sum of positive squares in only one way, i.e., 1619093374096 + 570109563136 = 1272436^2 + 755056^2 .

It is a super-2 number, since 2×2189202937232² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68412591773 + ... + 68412591804.

Almost surely, 2^{2189202937232} is an apocalyptic number.

It is an amenable number.

2189202937232 is a deficient number, since it is larger than the sum of its proper divisors (2052377753686).

2189202937232 is a wasteful number, since it uses less digits than its factorization.

2189202937232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136825183585 (or 136825183579 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 50.

The spelling of 2189202937232 in words is "two trillion, one hundred eighty-nine billion, two hundred two million, nine hundred thirty-seven thousand, two hundred thirty-two".