2172285483876 has 18 divisors (see below), whose sum is σ = 5491054973222. Its totient is φ = 724095161280.

The previous prime is 2172285483869. The next prime is 2172285483889. The reversal of 2172285483876 is 6783845822712.

2172285483876 is a `hidden beast` number, since 2 + 1 + 7 + 2 + 2 + 8 + 548 + 3 + 87 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1446790386276 + 725495097600 = 1202826^2 + 851760^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30170631685 + ... + 30170631756.

Almost surely, 2^{2172285483876} is an apocalyptic number.

It is an amenable number.

2172285483876 is an abundant number, since it is smaller than the sum of its proper divisors (3318769489346).

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

2172285483876 is a wasteful number, since it uses less digits than its factorization.

2172285483876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60341263451 (or 60341263446 counting only the distinct ones).

The product of its digits is 72253440, while the sum is 63.

The spelling of 2172285483876 in words is "two trillion, one hundred seventy-two billion, two hundred eighty-five million, four hundred eighty-three thousand, eight hundred seventy-six".