4906609272647 has 2 divisors, whose sum is σ = 4906609272648. Its totient is φ = 4906609272646.

The previous prime is 4906609272623. The next prime is 4906609272667. The reversal of 4906609272647 is 7462729066094.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4906609272647 - 2⁶ = 4906609272583 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4906609272647.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4906609272667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2453304636323 + 2453304636324.

It is an arithmetic number, because the mean of its divisors is an integer number (2453304636324).

Almost surely, 2^{4906609272647} is an apocalyptic number.

4906609272647 is a deficient number, since it is larger than the sum of its proper divisors (1).

4906609272647 is an equidigital number, since it uses as much as digits as its factorization.

4906609272647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54867456, while the sum is 62.

The spelling of 4906609272647 in words is "four trillion, nine hundred six billion, six hundred nine million, two hundred seventy-two thousand, six hundred forty-seven".