2125236616644 has 24 divisors (see below), whose sum is σ = 5174489154240. Its totient is φ = 677611674784.

The previous prime is 2125236616639. The next prime is 2125236616669. The reversal of 2125236616644 is 4466166325212.

It is a junction number, because it is equal to n+sod(n) for n = 2125236616593 and 2125236616602.

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, 3850066059 + ... + 3850066610.

It is an arithmetic number, because the mean of its divisors is an integer number (215603714760).

Almost surely, 2^{2125236616644} is an apocalyptic number.

It is an amenable number.

2125236616644 is an abundant number, since it is smaller than the sum of its proper divisors (3049252537596).

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

2125236616644 is a wasteful number, since it uses less digits than its factorization.

2125236616644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7700132699 (or 7700132697 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 48.

The spelling of 2125236616644 in words is "two trillion, one hundred twenty-five billion, two hundred thirty-six million, six hundred sixteen thousand, six hundred forty-four".