3811183566672 has 80 divisors (see below), whose sum is σ = 10129390437440. Its totient is φ = 1234290410496.

The previous prime is 3811183566637. The next prime is 3811183566677. The reversal of 3811183566672 is 2766653811183.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3811183566677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7882147 + ... + 8351682.

It is an arithmetic number, because the mean of its divisors is an integer number (126617380468).

Almost surely, 2^{3811183566672} is an apocalyptic number.

It is an amenable number.

3811183566672 is an abundant number, since it is smaller than the sum of its proper divisors (6318206870768).

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

3811183566672 is a wasteful number, since it uses less digits than its factorization.

3811183566672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16233980 (or 16233974 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 57.

The spelling of 3811183566672 in words is "three trillion, eight hundred eleven billion, one hundred eighty-three million, five hundred sixty-six thousand, six hundred seventy-two".