25102424045504 has 112 divisors (see below), whose sum is σ = 54661660909632. Its totient is φ = 11366066429952.

The previous prime is 25102424045497. The next prime is 25102424045519. The reversal of 25102424045504 is 40554042420152.

It is a super-2 number, since 2×25102424045504² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 645237317 + ... + 645276219.

It is an arithmetic number, because the mean of its divisors is an integer number (488050543836).

Almost surely, 2^{25102424045504} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25102424045504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27330830454816).

25102424045504 is an abundant number, since it is smaller than the sum of its proper divisors (29559236864128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25102424045504 is a wasteful number, since it uses less digits than its factorization.

25102424045504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53614 (or 53604 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 38.

Adding to 25102424045504 its reverse (40554042420152), we get a palindrome (65656466465656).

The spelling of 25102424045504 in words is "twenty-five trillion, one hundred two billion, four hundred twenty-four million, forty-five thousand, five hundred four".