250233361065 has 12 divisors (see below), whose sum is σ = 433737825924. Its totient is φ = 133457792544.

The previous prime is 250233361061. The next prime is 250233361097. The reversal of 250233361065 is 560163332052.

250233361065 is a `hidden beast` number, since 2 + 5 + 0 + 2 + 3 + 33 + 610 + 6 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 56978167401 + 193255193664 = 238701^2 + 439608^2 .

It is not a de Polignac number, because 250233361065 - 2² = 250233361061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (250233361061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2780370634 + ... + 2780370723.

It is an arithmetic number, because the mean of its divisors is an integer number (36144818827).

Almost surely, 2^250233361065 is an apocalyptic number.

It is an amenable number.

250233361065 is a deficient number, since it is larger than the sum of its proper divisors (183504464859).

250233361065 is a wasteful number, since it uses less digits than its factorization.

250233361065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5560741368 (or 5560741365 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

The spelling of 250233361065 in words is "two hundred fifty billion, two hundred thirty-three million, three hundred sixty-one thousand, sixty-five".