2253121550 has 12 divisors (see below), whose sum is σ = 4190806176. Its totient is φ = 901248600.

The previous prime is 2253121547. The next prime is 2253121573. The reversal of 2253121550 is 551213522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22531166 + ... + 22531265.

It is an arithmetic number, because the mean of its divisors is an integer number (349233848).

Almost surely, 2^2253121550 is an apocalyptic number.

2253121550 is a deficient number, since it is larger than the sum of its proper divisors (1937684626).

2253121550 is a wasteful number, since it uses less digits than its factorization.

2253121550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45062443 (or 45062438 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 2253121550 is about 47467.0575241398. The cubic root of 2253121550 is about 1310.9764004376.

The spelling of 2253121550 in words is "two billion, two hundred fifty-three million, one hundred twenty-one thousand, five hundred fifty".