25822460928 has 264 divisors, whose sum is σ = 76387096576. Its totient is φ = 7749181440.

The previous prime is 25822460897. The next prime is 25822460933. The reversal of 25822460928 is 82906422852.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (264).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47207151 + ... + 47207697.

Almost surely, 2^25822460928 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 25822460928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38193548288).

25822460928 is an abundant number, since it is smaller than the sum of its proper divisors (50564635648).

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

25822460928 is a wasteful number, since it uses less digits than its factorization.

25822460928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719 (or 690 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 48.

The spelling of 25822460928 in words is "twenty-five billion, eight hundred twenty-two million, four hundred sixty thousand, nine hundred twenty-eight".