250355223240 has 64 divisors (see below), whose sum is σ = 752938796160. Its totient is φ = 66594892800.

The previous prime is 250355223227. The next prime is 250355223277. The reversal of 250355223240 is 42322553052.

It is an unprimeable number.

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, 2553244 + ... + 2649483.

It is an arithmetic number, because the mean of its divisors is an integer number (11764668690).

Almost surely, 2^250355223240 is an apocalyptic number.

250355223240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

250355223240 is an abundant number, since it is smaller than the sum of its proper divisors (502583572920).

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

250355223240 is a wasteful number, since it uses less digits than its factorization.

250355223240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5203142 (or 5203138 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

Adding to 250355223240 its reverse (42322553052), we get a palindrome (292677776292).

The spelling of 250355223240 in words is "two hundred fifty billion, three hundred fifty-five million, two hundred twenty-three thousand, two hundred forty".