27224238398 has 12 divisors (see below), whose sum is σ = 47503518192. Its totient is φ = 11667530700.

The previous prime is 27224238323. The next prime is 27224238401. The reversal of 27224238398 is 89383242272.

It is a super-2 number, since 2×27224238398² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 138899078 + ... + 138899273.

It is an arithmetic number, because the mean of its divisors is an integer number (3958626516).

Almost surely, 2^27224238398 is an apocalyptic number.

27224238398 is a deficient number, since it is larger than the sum of its proper divisors (20279279794).

27224238398 is a wasteful number, since it uses less digits than its factorization.

27224238398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277798367 (or 277798360 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 50.

The spelling of 27224238398 in words is "twenty-seven billion, two hundred twenty-four million, two hundred thirty-eight thousand, three hundred ninety-eight".