2125662665212 has 24 divisors (see below), whose sum is σ = 3812085420416. Its totient is φ = 1036803425328.

The previous prime is 2125662665123. The next prime is 2125662665257.

2125662665212 is nontrivially palindromic in base 10.

It is a congruent number.

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, 38475198 + ... + 38530405.

Almost surely, 2^{2125662665212} is an apocalyptic number.

It is an amenable number.

2125662665212 is a deficient number, since it is larger than the sum of its proper divisors (1686422755204).

2125662665212 is a wasteful number, since it uses less digits than its factorization.

2125662665212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77005777 (or 77005775 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 46.

The spelling of 2125662665212 in words is "two trillion, one hundred twenty-five billion, six hundred sixty-two million, six hundred sixty-five thousand, two hundred twelve".