2125448521523 has 16 divisors (see below), whose sum is σ = 2323190419200. Its totient is φ = 1935792768000.

The previous prime is 2125448521519. The next prime is 2125448521577. The reversal of 2125448521523 is 3251258445212.

It is not a de Polignac number, because 2125448521523 - 2² = 2125448521519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2125448521513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11343503 + ... + 11529351.

It is an arithmetic number, because the mean of its divisors is an integer number (145199401200).

Almost surely, 2^{2125448521523} is an apocalyptic number.

2125448521523 is a deficient number, since it is larger than the sum of its proper divisors (197741897677).

2125448521523 is a wasteful number, since it uses less digits than its factorization.

2125448521523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207598.

The product of its digits is 768000, while the sum is 44.

The spelling of 2125448521523 in words is "two trillion, one hundred twenty-five billion, four hundred forty-eight million, five hundred twenty-one thousand, five hundred twenty-three".