47706272591 has 2 divisors, whose sum is σ = 47706272592. Its totient is φ = 47706272590.

The previous prime is 47706272567. The next prime is 47706272609. The reversal of 47706272591 is 19527260774.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47706272591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47706272521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23853136295 + 23853136296.

It is an arithmetic number, because the mean of its divisors is an integer number (23853136296).

Almost surely, 2^47706272591 is an apocalyptic number.

47706272591 is a deficient number, since it is larger than the sum of its proper divisors (1).

47706272591 is an equidigital number, since it uses as much as digits as its factorization.

47706272591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1481760, while the sum is 50.

The spelling of 47706272591 in words is "forty-seven billion, seven hundred six million, two hundred seventy-two thousand, five hundred ninety-one".