2251313035155 has 32 divisors (see below), whose sum is σ = 4212983462400. Its totient is φ = 1137505532256.

The previous prime is 2251313035141. The next prime is 2251313035187. The reversal of 2251313035155 is 5515303131522.

2251313035155 is a `hidden beast` number, since 2 + 2 + 5 + 1 + 3 + 130 + 3 + 515 + 5 = 666.

2251313035155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2251313035155 - 2⁹ = 2251313034643 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 438849879 + ... + 438855008.

It is an arithmetic number, because the mean of its divisors is an integer number (131655733200).

Almost surely, 2^{2251313035155} is an apocalyptic number.

2251313035155 is a deficient number, since it is larger than the sum of its proper divisors (1961670427245).

2251313035155 is a wasteful number, since it uses less digits than its factorization.

2251313035155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877704920 (or 877704914 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

Adding to 2251313035155 its reverse (5515303131522), we get a palindrome (7766616166677).

The spelling of 2251313035155 in words is "two trillion, two hundred fifty-one billion, three hundred thirteen million, thirty-five thousand, one hundred fifty-five".