27429236147 has 2 divisors, whose sum is σ = 27429236148. Its totient is φ = 27429236146.

The previous prime is 27429236137. The next prime is 27429236179. The reversal of 27429236147 is 74163292472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27429236147 - 2³² = 23134268851 is a prime.

It is not a weakly prime, because it can be changed into another prime (27429236137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13714618073 + 13714618074.

It is an arithmetic number, because the mean of its divisors is an integer number (13714618074).

Almost surely, 2^27429236147 is an apocalyptic number.

27429236147 is a deficient number, since it is larger than the sum of its proper divisors (1).

27429236147 is an equidigital number, since it uses as much as digits as its factorization.

27429236147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 47.

The spelling of 27429236147 in words is "twenty-seven billion, four hundred twenty-nine million, two hundred thirty-six thousand, one hundred forty-seven".