27122642246 has 16 divisors (see below), whose sum is σ = 47577260544. Its totient is φ = 11353663944.

The previous prime is 27122642237. The next prime is 27122642249. The reversal of 27122642246 is 64224622172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27122642249) 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, 22526510 + ... + 22527713.

It is an arithmetic number, because the mean of its divisors is an integer number (2973578784).

Almost surely, 2^27122642246 is an apocalyptic number.

27122642246 is a deficient number, since it is larger than the sum of its proper divisors (20454618298).

27122642246 is a wasteful number, since it uses less digits than its factorization.

27122642246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45054275.

The product of its digits is 129024, while the sum is 38.

The spelling of 27122642246 in words is "twenty-seven billion, one hundred twenty-two million, six hundred forty-two thousand, two hundred forty-six".