250553005550 has 12 divisors (see below), whose sum is σ = 466028590416. Its totient is φ = 100221202200.

The previous prime is 250553005523. The next prime is 250553005559. The reversal of 250553005550 is 55500355052.

250553005550 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 250553005550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250553005559) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2505530006 + ... + 2505530105.

It is an arithmetic number, because the mean of its divisors is an integer number (38835715868).

Almost surely, 2^250553005550 is an apocalyptic number.

250553005550 is a deficient number, since it is larger than the sum of its proper divisors (215475584866).

250553005550 is a wasteful number, since it uses less digits than its factorization.

250553005550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5011060123 (or 5011060118 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 35.

The spelling of 250553005550 in words is "two hundred fifty billion, five hundred fifty-three million, five thousand, five hundred fifty".