23525235043 has 4 divisors (see below), whose sum is σ = 23584492960. Its totient is φ = 23465977128.

The previous prime is 23525235011. The next prime is 23525235049. The reversal of 23525235043 is 34053252532.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23525235043 - 2⁵ = 23525235011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23525235049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29628363 + ... + 29629156.

It is an arithmetic number, because the mean of its divisors is an integer number (5896123240).

Almost surely, 2^23525235043 is an apocalyptic number.

23525235043 is a deficient number, since it is larger than the sum of its proper divisors (59257917).

23525235043 is an equidigital number, since it uses as much as digits as its factorization.

23525235043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59257916.

The product of its (nonzero) digits is 108000, while the sum is 34.

Adding to 23525235043 its reverse (34053252532), we get a palindrome (57578487575).

The spelling of 23525235043 in words is "twenty-three billion, five hundred twenty-five million, two hundred thirty-five thousand, forty-three".