48378936317 has 2 divisors, whose sum is σ = 48378936318. Its totient is φ = 48378936316.

The previous prime is 48378936301. The next prime is 48378936341. The reversal of 48378936317 is 71363987384.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36183267961 + 12195668356 = 190219^2 + 110434^2 .

It is a cyclic number.

It is not a de Polignac number, because 48378936317 - 2⁴ = 48378936301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48378932317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24189468158 + 24189468159.

It is an arithmetic number, because the mean of its divisors is an integer number (24189468159).

Almost surely, 2^48378936317 is an apocalyptic number.

It is an amenable number.

48378936317 is a deficient number, since it is larger than the sum of its proper divisors (1).

48378936317 is an equidigital number, since it uses as much as digits as its factorization.

48378936317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18289152, while the sum is 59.

The spelling of 48378936317 in words is "forty-eight billion, three hundred seventy-eight million, nine hundred thirty-six thousand, three hundred seventeen".