47034642019 has 2 divisors, whose sum is σ = 47034642020. Its totient is φ = 47034642018.

The previous prime is 47034642013. The next prime is 47034642043. The reversal of 47034642019 is 91024643074.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47034642019 - 2²⁵ = 47001087587 is a prime.

It is a super-2 number, since 2×47034642019² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (47034642013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23517321009 + 23517321010.

It is an arithmetic number, because the mean of its divisors is an integer number (23517321010).

Almost surely, 2^47034642019 is an apocalyptic number.

47034642019 is a deficient number, since it is larger than the sum of its proper divisors (1).

47034642019 is an equidigital number, since it uses as much as digits as its factorization.

47034642019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 47034642019 in words is "forty-seven billion, thirty-four million, six hundred forty-two thousand, nineteen".