47773673677 has 2 divisors, whose sum is σ = 47773673678. Its totient is φ = 47773673676.

The previous prime is 47773673659. The next prime is 47773673687. The reversal of 47773673677 is 77637637774.

47773673677 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26837320041 + 20936353636 = 163821^2 + 144694^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47773673677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47773673687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23886836838 + 23886836839.

It is an arithmetic number, because the mean of its divisors is an integer number (23886836839).

Almost surely, 2^47773673677 is an apocalyptic number.

It is an amenable number.

47773673677 is a deficient number, since it is larger than the sum of its proper divisors (1).

47773673677 is an equidigital number, since it uses as much as digits as its factorization.

47773673677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 152473104, while the sum is 64.

The spelling of 47773673677 in words is "forty-seven billion, seven hundred seventy-three million, six hundred seventy-three thousand, six hundred seventy-seven".