49301986273 has 2 divisors, whose sum is σ = 49301986274. Its totient is φ = 49301986272.

The previous prime is 49301986259. The next prime is 49301986301. The reversal of 49301986273 is 37268910394.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31702514704 + 17599471569 = 178052^2 + 132663^2 .

It is a cyclic number.

It is not a de Polignac number, because 49301986273 - 2⁵ = 49301986241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49301986273.

It is not a weakly prime, because it can be changed into another prime (49301986373) 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, 24650993136 + 24650993137.

It is an arithmetic number, because the mean of its divisors is an integer number (24650993137).

Almost surely, 2^49301986273 is an apocalyptic number.

It is an amenable number.

49301986273 is a deficient number, since it is larger than the sum of its proper divisors (1).

49301986273 is an equidigital number, since it uses as much as digits as its factorization.

49301986273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1959552, while the sum is 52.

The spelling of 49301986273 in words is "forty-nine billion, three hundred one million, nine hundred eighty-six thousand, two hundred seventy-three".