250045504550 has 24 divisors (see below), whose sum is σ = 465441693456. Its totient is φ = 99941415840.

The previous prime is 250045504523. The next prime is 250045504561. The reversal of 250045504550 is 55405540052.

It is a self number, because there is not a number n which added to its sum of digits gives 250045504550.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1853849 + ... + 1984148.

It is an arithmetic number, because the mean of its divisors is an integer number (19393403894).

Almost surely, 2^250045504550 is an apocalyptic number.

250045504550 is a deficient number, since it is larger than the sum of its proper divisors (215396188906).

250045504550 is a wasteful number, since it uses less digits than its factorization.

250045504550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3839312 (or 3839307 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 35.

The spelling of 250045504550 in words is "two hundred fifty billion, forty-five million, five hundred four thousand, five hundred fifty".