2039180808968 has 8 divisors (see below), whose sum is σ = 3823464016830. Its totient is φ = 1019590404480.

The previous prime is 2039180808961. The next prime is 2039180809037. The reversal of 2039180808968 is 8698080819302.

It can be written as a sum of positive squares in only one way, i.e., 1481921544964 + 557259264004 = 1217342^2 + 746498^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2039180808968.

It is not an unprimeable number, because it can be changed into a prime (2039180808961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127448800553 + ... + 127448800568.

Almost surely, 2^{2039180808968} is an apocalyptic number.

It is an amenable number.

2039180808968 is a deficient number, since it is larger than the sum of its proper divisors (1784283207862).

2039180808968 is a wasteful number, since it uses less digits than its factorization.

2039180808968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254897601127 (or 254897601123 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 62.

The spelling of 2039180808968 in words is "two trillion, thirty-nine billion, one hundred eighty million, eight hundred eight thousand, nine hundred sixty-eight".