2137994997312 has 56 divisors (see below), whose sum is σ = 5809664353216. Its totient is φ = 693403780608.

The previous prime is 2137994997311. The next prime is 2137994997377.

2137994997312 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×2137994997312² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2137994997311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150471148 + ... + 150485355.

Almost surely, 2^{2137994997312} is an apocalyptic number.

It is an amenable number.

2137994997312 is an abundant number, since it is smaller than the sum of its proper divisors (3671669355904).

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

2137994997312 is a wasteful number, since it uses less digits than its factorization.

2137994997312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300956555 (or 300956545 counting only the distinct ones).

The product of its digits is 46294416, while the sum is 66.

The spelling of 2137994997312 in words is "two trillion, one hundred thirty-seven billion, nine hundred ninety-four million, nine hundred ninety-seven thousand, three hundred twelve".