27199134238 has 16 divisors (see below), whose sum is σ = 41807576160. Its totient is φ = 13263494400.

The previous prime is 27199134097. The next prime is 27199134257. The reversal of 27199134238 is 83243199172.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 27199134191 and 27199134200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202783 + ... + 309061.

It is an arithmetic number, because the mean of its divisors is an integer number (2612973510).

Almost surely, 2^27199134238 is an apocalyptic number.

27199134238 is a deficient number, since it is larger than the sum of its proper divisors (14608441922).

27199134238 is a wasteful number, since it uses less digits than its factorization.

27199134238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109443.

The product of its digits is 653184, while the sum is 49.

The spelling of 27199134238 in words is "twenty-seven billion, one hundred ninety-nine million, one hundred thirty-four thousand, two hundred thirty-eight".