250223500421 has 4 divisors (see below), whose sum is σ = 261102783072. Its totient is φ = 239344217772.

The previous prime is 250223500411. The next prime is 250223500459. The reversal of 250223500421 is 124005322052.

250223500421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 250223500421 - 2⁶ = 250223500357 is a prime.

It is a super-2 number, since 2×250223500421² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250223500411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5439641291 + ... + 5439641336.

It is an arithmetic number, because the mean of its divisors is an integer number (65275695768).

Almost surely, 2^250223500421 is an apocalyptic number.

It is an amenable number.

250223500421 is a deficient number, since it is larger than the sum of its proper divisors (10879282651).

250223500421 is a wasteful number, since it uses less digits than its factorization.

250223500421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10879282650.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 250223500421 its reverse (124005322052), we get a palindrome (374228822473).

The spelling of 250223500421 in words is "two hundred fifty billion, two hundred twenty-three million, five hundred thousand, four hundred twenty-one".