20125526636344 has 16 divisors (see below), whose sum is σ = 38032491283200. Its totient is φ = 9983528960832.

The previous prime is 20125526636329. The next prime is 20125526636381. The reversal of 20125526636344 is 44363662552102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9904293589 + ... + 9904295620.

It is an arithmetic number, because the mean of its divisors is an integer number (2377030705200).

Almost surely, 2^{20125526636344} is an apocalyptic number.

It is an amenable number.

20125526636344 is a deficient number, since it is larger than the sum of its proper divisors (17906964646856).

20125526636344 is a wasteful number, since it uses less digits than its factorization.

20125526636344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19808589342 (or 19808589338 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 49.

The spelling of 20125526636344 in words is "twenty trillion, one hundred twenty-five billion, five hundred twenty-six million, six hundred thirty-six thousand, three hundred forty-four".