25352115030 has 48 divisors (see below), whose sum is σ = 71907819984. Its totient is φ = 6145967040.

The previous prime is 25352115013. The next prime is 25352115043. The reversal of 25352115030 is 3051125352.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 25352114985 and 25352115003.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 12803109 + ... + 12805088.

It is an arithmetic number, because the mean of its divisors is an integer number (1498079583).

Almost surely, 2^25352115030 is an apocalyptic number.

25352115030 is an abundant number, since it is smaller than the sum of its proper divisors (46555704954).

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

25352115030 is a wasteful number, since it uses less digits than its factorization.

25352115030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25608221 (or 25608218 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The spelling of 25352115030 in words is "twenty-five billion, three hundred fifty-two million, one hundred fifteen thousand, thirty".