25041255450 has 48 divisors (see below), whose sum is σ = 62176645440. Its totient is φ = 6669675520.

The previous prime is 25041255439. The next prime is 25041255457. The reversal of 25041255450 is 5455214052.

It is not an unprimeable number, because it can be changed into a prime (25041255457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26362 + ... + 225338.

It is an arithmetic number, because the mean of its divisors is an integer number (1295346780).

Almost surely, 2^25041255450 is an apocalyptic number.

25041255450 is an abundant number, since it is smaller than the sum of its proper divisors (37135389990).

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

25041255450 is a wasteful number, since it uses less digits than its factorization.

25041255450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199831 (or 199826 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 33.

The spelling of 25041255450 in words is "twenty-five billion, forty-one million, two hundred fifty-five thousand, four hundred fifty".