25532210541 has 4 divisors (see below), whose sum is σ = 34042947392. Its totient is φ = 17021473692.

The previous prime is 25532210533. The next prime is 25532210573. The reversal of 25532210541 is 14501223552.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 25532210541 - 2³ = 25532210533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25532210499 and 25532210508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25532210531) 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, 4255368421 + ... + 4255368426.

It is an arithmetic number, because the mean of its divisors is an integer number (8510736848).

Almost surely, 2^25532210541 is an apocalyptic number.

It is an amenable number.

25532210541 is a deficient number, since it is larger than the sum of its proper divisors (8510736851).

25532210541 is an equidigital number, since it uses as much as digits as its factorization.

25532210541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8510736850.

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 25532210541 in words is "twenty-five billion, five hundred thirty-two million, two hundred ten thousand, five hundred forty-one".