49670543771 has 2 divisors, whose sum is σ = 49670543772. Its totient is φ = 49670543770.

The previous prime is 49670543743. The next prime is 49670543779. The reversal of 49670543771 is 17734507694.

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-49670543771 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (49670543779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24835271885 + 24835271886.

It is an arithmetic number, because the mean of its divisors is an integer number (24835271886).

Almost surely, 2^49670543771 is an apocalyptic number.

49670543771 is a deficient number, since it is larger than the sum of its proper divisors (1).

49670543771 is an equidigital number, since it uses as much as digits as its factorization.

49670543771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4445280, while the sum is 53.

The spelling of 49670543771 in words is "forty-nine billion, six hundred seventy million, five hundred forty-three thousand, seven hundred seventy-one".