25255550305250 has 64 divisors (see below), whose sum is σ = 49870628121600. Its totient is φ = 9550543248000.

The previous prime is 25255550305243. The next prime is 25255550305253. The reversal of 25255550305250 is 5250305555252.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (25255550305253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3274811 + ... + 7825310.

It is an arithmetic number, because the mean of its divisors is an integer number (779228564400).

Almost surely, 2^{25255550305250} is an apocalyptic number.

25255550305250 is a deficient number, since it is larger than the sum of its proper divisors (24615077816350).

25255550305250 is a wasteful number, since it uses less digits than its factorization.

25255550305250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11100636 (or 11100626 counting only the distinct ones).

The product of its (nonzero) digits is 1875000, while the sum is 44.

The spelling of 25255550305250 in words is "twenty-five trillion, two hundred fifty-five billion, five hundred fifty million, three hundred five thousand, two hundred fifty".