49806187259 has 2 divisors, whose sum is σ = 49806187260. Its totient is φ = 49806187258.

The previous prime is 49806187183. The next prime is 49806187279. The reversal of 49806187259 is 95278160894.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49806187259 - 2²⁰ = 49805138683 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49806187198 and 49806187207.

It is not a weakly prime, because it can be changed into another prime (49806187279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24903093629 + 24903093630.

It is an arithmetic number, because the mean of its divisors is an integer number (24903093630).

Almost surely, 2^49806187259 is an apocalyptic number.

49806187259 is a deficient number, since it is larger than the sum of its proper divisors (1).

49806187259 is an equidigital number, since it uses as much as digits as its factorization.

49806187259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8709120, while the sum is 59.

The spelling of 49806187259 in words is "forty-nine billion, eight hundred six million, one hundred eighty-seven thousand, two hundred fifty-nine".