25334252250 has 32 divisors (see below), whose sum is σ = 63234295488. Its totient is φ = 6755800400.

The previous prime is 25334252201. The next prime is 25334252257. The reversal of 25334252250 is 5225243352.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25334252257) 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, 16888752 + ... + 16890251.

It is an arithmetic number, because the mean of its divisors is an integer number (1976071734).

Almost surely, 2^25334252250 is an apocalyptic number.

25334252250 is an abundant number, since it is smaller than the sum of its proper divisors (37900043238).

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

25334252250 is a wasteful number, since it uses less digits than its factorization.

25334252250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33779023 (or 33779013 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

The spelling of 25334252250 in words is "twenty-five billion, three hundred thirty-four million, two hundred fifty-two thousand, two hundred fifty".