250147945117 has 16 divisors (see below), whose sum is σ = 286243581312. Its totient is φ = 214142549760.

The previous prime is 250147945087. The next prime is 250147945121. The reversal of 250147945117 is 711549741052.

It is a cyclic number.

It is not a de Polignac number, because 250147945117 - 2⁷ = 250147944989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250147945127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20655378 + ... + 20667484.

It is an arithmetic number, because the mean of its divisors is an integer number (17890223832).

Almost surely, 2^250147945117 is an apocalyptic number.

It is an amenable number.

250147945117 is a deficient number, since it is larger than the sum of its proper divisors (36095636195).

250147945117 is a wasteful number, since it uses less digits than its factorization.

250147945117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15588.

The product of its (nonzero) digits is 352800, while the sum is 46.

The spelling of 250147945117 in words is "two hundred fifty billion, one hundred forty-seven million, nine hundred forty-five thousand, one hundred seventeen".