2172776432108 has 12 divisors (see below), whose sum is σ = 3802374455040. Its totient is φ = 1086383730672.

The previous prime is 2172776432039. The next prime is 2172776432111. The reversal of 2172776432108 is 8012346772712.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121685 + ... + 2088147.

It is an arithmetic number, because the mean of its divisors is an integer number (316864537920).

Almost surely, 2^{2172776432108} is an apocalyptic number.

It is an amenable number.

2172776432108 is a deficient number, since it is larger than the sum of its proper divisors (1629598022932).

2172776432108 is a wasteful number, since it uses less digits than its factorization.

2172776432108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2242696 (or 2242694 counting only the distinct ones).

The product of its (nonzero) digits is 1580544, while the sum is 50.

The spelling of 2172776432108 in words is "two trillion, one hundred seventy-two billion, seven hundred seventy-six million, four hundred thirty-two thousand, one hundred eight".