83976806047 has 2 divisors, whose sum is σ = 83976806048. Its totient is φ = 83976806046.

The previous prime is 83976805987. The next prime is 83976806077. The reversal of 83976806047 is 74060867938.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83976806047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 83976805982 and 83976806000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83976806077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41988403023 + 41988403024.

It is an arithmetic number, because the mean of its divisors is an integer number (41988403024).

Almost surely, 2^83976806047 is an apocalyptic number.

83976806047 is a deficient number, since it is larger than the sum of its proper divisors (1).

83976806047 is an equidigital number, since it uses as much as digits as its factorization.

83976806047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12192768, while the sum is 58.

The spelling of 83976806047 in words is "eighty-three billion, nine hundred seventy-six million, eight hundred six thousand, forty-seven".