25326123416 has 64 divisors (see below), whose sum is σ = 54877824000. Its totient is φ = 10836408960.

The previous prime is 25326123349. The next prime is 25326123419. The reversal of 25326123416 is 61432162352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25326123419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214265 + ... + 310743.

It is an arithmetic number, because the mean of its divisors is an integer number (857466000).

Almost surely, 2^25326123416 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 25326123416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27438912000).

25326123416 is an abundant number, since it is smaller than the sum of its proper divisors (29551700584).

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

25326123416 is a wasteful number, since it uses less digits than its factorization.

25326123416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96672 (or 96668 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

Adding to 25326123416 its reverse (61432162352), we get a palindrome (86758285768).

The spelling of 25326123416 in words is "twenty-five billion, three hundred twenty-six million, one hundred twenty-three thousand, four hundred sixteen".