250240053321 has 16 divisors (see below), whose sum is σ = 370821683520. Its totient is φ = 166783646880.

The previous prime is 250240053317. The next prime is 250240053331. The reversal of 250240053321 is 123350042052.

It is a happy number.

250240053321 is a `hidden beast` number, since 2 + 50 + 240 + 0 + 53 + 321 = 666.

It is not a de Polignac number, because 250240053321 - 2² = 250240053317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (250240053331) 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, 1089255 + ... + 1298828.

It is an arithmetic number, because the mean of its divisors is an integer number (23176355220).

Almost surely, 2^250240053321 is an apocalyptic number.

It is an amenable number.

250240053321 is a deficient number, since it is larger than the sum of its proper divisors (120581630199).

250240053321 is a wasteful number, since it uses less digits than its factorization.

250240053321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2391973 (or 2391967 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 250240053321 its reverse (123350042052), we get a palindrome (373590095373).

The spelling of 250240053321 in words is "two hundred fifty billion, two hundred forty million, fifty-three thousand, three hundred twenty-one".