25263090324 has 60 divisors (see below), whose sum is σ = 66169428864. Its totient is φ = 8404872336.

The previous prime is 25263090319. The next prime is 25263090331. The reversal of 25263090324 is 42309036252.

It is a happy number.

25263090324 is a `hidden beast` number, since 2 + 5 + 26 + 309 + 0 + 324 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 94909 + ... + 243995.

Almost surely, 2^25263090324 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 25263090324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33084714432).

25263090324 is an abundant number, since it is smaller than the sum of its proper divisors (40906338540).

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

25263090324 is a wasteful number, since it uses less digits than its factorization.

25263090324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149626 (or 149615 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 25263090324 in words is "twenty-five billion, two hundred sixty-three million, ninety thousand, three hundred twenty-four".