2172316006236 has 24 divisors (see below), whose sum is σ = 5083260960400. Its totient is φ = 722030533632.

The previous prime is 2172316006183. The next prime is 2172316006241. The reversal of 2172316006236 is 6326006132712.

It is a junction number, because it is equal to n+sod(n) for n = 2172316006194 and 2172316006203.

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, 259345861 + ... + 259354236.

Almost surely, 2^{2172316006236} is an apocalyptic number.

It is an amenable number.

2172316006236 is an abundant number, since it is smaller than the sum of its proper divisors (2910944954164).

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

2172316006236 is a wasteful number, since it uses less digits than its factorization.

2172316006236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518700453 (or 518700451 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 39.

The spelling of 2172316006236 in words is "two trillion, one hundred seventy-two billion, three hundred sixteen million, six thousand, two hundred thirty-six".