73890350047 has 2 divisors, whose sum is σ = 73890350048. Its totient is φ = 73890350046.

The previous prime is 73890349957. The next prime is 73890350071. The reversal of 73890350047 is 74005309837.

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-73890350047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73890349979 and 73890350006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73890350087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36945175023 + 36945175024.

It is an arithmetic number, because the mean of its divisors is an integer number (36945175024).

Almost surely, 2^73890350047 is an apocalyptic number.

73890350047 is a deficient number, since it is larger than the sum of its proper divisors (1).

73890350047 is an equidigital number, since it uses as much as digits as its factorization.

73890350047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 635040, while the sum is 46.

The spelling of 73890350047 in words is "seventy-three billion, eight hundred ninety million, three hundred fifty thousand, forty-seven".