2189316139812 has 24 divisors (see below), whose sum is σ = 5676004807200. Its totient is φ = 729772046568.

The previous prime is 2189316139799. The next prime is 2189316139841.

It is a happy number.

2189316139812 is a `hidden beast` number, since 2 + 1 + 8 + 9 + 3 + 1 + 613 + 9 + 8 + 12 = 666.

2189316139812 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 10135722762 + ... + 10135722977.

It is an arithmetic number, because the mean of its divisors is an integer number (236500200300).

Almost surely, 2^{2189316139812} is an apocalyptic number.

It is an amenable number.

2189316139812 is an abundant number, since it is smaller than the sum of its proper divisors (3486688667388).

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

2189316139812 is a wasteful number, since it uses less digits than its factorization.

2189316139812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20271445752 (or 20271445744 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 54.

The spelling of 2189316139812 in words is "two trillion, one hundred eighty-nine billion, three hundred sixteen million, one hundred thirty-nine thousand, eight hundred twelve".