27717412146 has 8 divisors (see below), whose sum is σ = 55434824304. Its totient is φ = 9239137380.

The previous prime is 27717412141. The next prime is 27717412147. The reversal of 27717412146 is 64121471772.

It is a happy number.

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

27717412146 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 27717412098 and 27717412107.

It is not an unprimeable number, because it can be changed into a prime (27717412141) 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, 2309784340 + ... + 2309784351.

It is an arithmetic number, because the mean of its divisors is an integer number (6929353038).

Almost surely, 2^27717412146 is an apocalyptic number.

27717412146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27717412146 is a wasteful number, since it uses less digits than its factorization.

27717412146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4619568696.

The product of its digits is 131712, while the sum is 42.

The spelling of 27717412146 in words is "twenty-seven billion, seven hundred seventeen million, four hundred twelve thousand, one hundred forty-six".