250806822864 has 80 divisors (see below), whose sum is σ = 697968160512. Its totient is φ = 77148025344.

The previous prime is 250806822839. The next prime is 250806822869. The reversal of 250806822864 is 468228608052.

250806822864 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250806822869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2066982 + ... + 2184954.

Almost surely, 2^250806822864 is an apocalyptic number.

250806822864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

250806822864 is an abundant number, since it is smaller than the sum of its proper divisors (447161337648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

250806822864 is a wasteful number, since it uses less digits than its factorization.

250806822864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121404 (or 121398 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 51.

The spelling of 250806822864 in words is "two hundred fifty billion, eight hundred six million, eight hundred twenty-two thousand, eight hundred sixty-four".