220251272493 has 8 divisors (see below), whose sum is σ = 335620986688. Its totient is φ = 125857869984.

The previous prime is 220251272471. The next prime is 220251272497. The reversal of 220251272493 is 394272152022.

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

It is not a de Polignac number, because 220251272493 - 2⁶ = 220251272429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220251272497) 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, 5244077896 + ... + 5244077937.

It is an arithmetic number, because the mean of its divisors is an integer number (41952623336).

Almost surely, 2^220251272493 is an apocalyptic number.

It is an amenable number.

220251272493 is a deficient number, since it is larger than the sum of its proper divisors (115369714195).

220251272493 is a wasteful number, since it uses less digits than its factorization.

220251272493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10488155843.

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 220251272493 in words is "two hundred twenty billion, two hundred fifty-one million, two hundred seventy-two thousand, four hundred ninety-three".