25369225530 has 64 divisors (see below), whose sum is σ = 66479947776. Its totient is φ = 6144680000.

The previous prime is 25369225529. The next prime is 25369225571. The reversal of 25369225530 is 3552296352.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 346435 + ... + 413225.

It is an arithmetic number, because the mean of its divisors is an integer number (1038749184).

Almost surely, 2^25369225530 is an apocalyptic number.

25369225530 is an abundant number, since it is smaller than the sum of its proper divisors (41110722246).

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

25369225530 is a wasteful number, since it uses less digits than its factorization.

25369225530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67963.

The product of its (nonzero) digits is 486000, while the sum is 42.

It can be divided in two parts, 2536922 and 5530, that added together give a palindrome (2542452).

The spelling of 25369225530 in words is "twenty-five billion, three hundred sixty-nine million, two hundred twenty-five thousand, five hundred thirty".