48986635909 has 2 divisors, whose sum is σ = 48986635910. Its totient is φ = 48986635908.

The previous prime is 48986635853. The next prime is 48986635931. The reversal of 48986635909 is 90953668984.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29525548900 + 19461087009 = 171830^2 + 139503^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48986635909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48986632909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24493317954 + 24493317955.

It is an arithmetic number, because the mean of its divisors is an integer number (24493317955).

Almost surely, 2^48986635909 is an apocalyptic number.

It is an amenable number.

48986635909 is a deficient number, since it is larger than the sum of its proper divisors (1).

48986635909 is an equidigital number, since it uses as much as digits as its factorization.

48986635909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100776960, while the sum is 67.

The spelling of 48986635909 in words is "forty-eight billion, nine hundred eighty-six million, six hundred thirty-five thousand, nine hundred nine".