13625235523 has 4 divisors (see below), whose sum is σ = 13625470768. Its totient is φ = 13625000280.

The previous prime is 13625235517. The next prime is 13625235571. The reversal of 13625235523 is 32553252631.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 32553252631 = 79 ⋅412066489.

It is a cyclic number.

It is not a de Polignac number, because 13625235523 - 2¹³ = 13625227331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13625235583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37090 + ... + 169192.

It is an arithmetic number, because the mean of its divisors is an integer number (3406367692).

Almost surely, 2^13625235523 is an apocalyptic number.

13625235523 is a deficient number, since it is larger than the sum of its proper divisors (235245).

13625235523 is a wasteful number, since it uses less digits than its factorization.

13625235523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235244.

The product of its digits is 162000, while the sum is 37.

The spelling of 13625235523 in words is "thirteen billion, six hundred twenty-five million, two hundred thirty-five thousand, five hundred twenty-three".