272222153890 has 8 divisors (see below), whose sum is σ = 489999877020. Its totient is φ = 108888861552.

The previous prime is 272222153851. The next prime is 272222153891. The reversal of 272222153890 is 98351222272.

It can be written as a sum of positive squares in 2 ways, for example, as 272215758049 + 6395841 = 521743^2 + 2529^2 .

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

It is not an unprimeable number, because it can be changed into a prime (272222153891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13611107685 + ... + 13611107704.

Almost surely, 2^272222153890 is an apocalyptic number.

272222153890 is a deficient number, since it is larger than the sum of its proper divisors (217777723130).

272222153890 is a wasteful number, since it uses less digits than its factorization.

272222153890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27222215396.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 272222153890 in words is "two hundred seventy-two billion, two hundred twenty-two million, one hundred fifty-three thousand, eight hundred ninety".