25220041253 has 12 divisors (see below), whose sum is σ = 27749307264. Its totient is φ = 22904065800.

The previous prime is 25220041201. The next prime is 25220041261. The reversal of 25220041253 is 35214002252.

It is a de Polignac number, because none of the positive numbers 2^k-25220041253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25220041283) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14750 + ... + 225072.

It is an arithmetic number, because the mean of its divisors is an integer number (2312442272).

Almost surely, 2^25220041253 is an apocalyptic number.

It is an amenable number.

25220041253 is a deficient number, since it is larger than the sum of its proper divisors (2529266011).

25220041253 is a wasteful number, since it uses less digits than its factorization.

25220041253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211336 (or 211325 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The spelling of 25220041253 in words is "twenty-five billion, two hundred twenty million, forty-one thousand, two hundred fifty-three".