250255220493 has 8 divisors (see below), whose sum is σ = 333681768000. Its totient is φ = 166832743328.

The previous prime is 250255220477. The next prime is 250255220531. The reversal of 250255220493 is 394022552052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 250255220493 - 2⁴ = 250255220477 is a prime.

It is a super-3 number, since 3×250255220493³ (a number of 35 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250255220443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 871113 + ... + 1122206.

It is an arithmetic number, because the mean of its divisors is an integer number (41710221000).

Almost surely, 2^250255220493 is an apocalyptic number.

It is an amenable number.

250255220493 is a deficient number, since it is larger than the sum of its proper divisors (83426547507).

250255220493 is a wasteful number, since it uses less digits than its factorization.

250255220493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035171.

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 250255220493 in words is "two hundred fifty billion, two hundred fifty-five million, two hundred twenty thousand, four hundred ninety-three".