50625009137 has 2 divisors, whose sum is σ = 50625009138. Its totient is φ = 50625009136.

The previous prime is 50625009133. The next prime is 50625009151. The reversal of 50625009137 is 73190052605.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28447544896 + 22177464241 = 168664^2 + 148921^2 .

It is a cyclic number.

It is not a de Polignac number, because 50625009137 - 2² = 50625009133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50625009137.

It is not a weakly prime, because it can be changed into another prime (50625009133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25312504568 + 25312504569.

It is an arithmetic number, because the mean of its divisors is an integer number (25312504569).

Almost surely, 2^50625009137 is an apocalyptic number.

It is an amenable number.

50625009137 is a deficient number, since it is larger than the sum of its proper divisors (1).

50625009137 is an equidigital number, since it uses as much as digits as its factorization.

50625009137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56700, while the sum is 38.

The spelling of 50625009137 in words is "fifty billion, six hundred twenty-five million, nine thousand, one hundred thirty-seven".