50018956237 has 2 divisors, whose sum is σ = 50018956238. Its totient is φ = 50018956236.

The previous prime is 50018956193. The next prime is 50018956301. The reversal of 50018956237 is 73265981005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43656341481 + 6362614756 = 208941^2 + 79766^2 .

It is a cyclic number.

It is not a de Polignac number, because 50018956237 - 2¹⁹ = 50018431949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50018966237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25009478118 + 25009478119.

It is an arithmetic number, because the mean of its divisors is an integer number (25009478119).

Almost surely, 2^50018956237 is an apocalyptic number.

It is an amenable number.

50018956237 is a deficient number, since it is larger than the sum of its proper divisors (1).

50018956237 is an equidigital number, since it uses as much as digits as its factorization.

50018956237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 453600, while the sum is 46.

The spelling of 50018956237 in words is "fifty billion, eighteen million, nine hundred fifty-six thousand, two hundred thirty-seven".