48366515993 has 2 divisors, whose sum is σ = 48366515994. Its totient is φ = 48366515992.

The previous prime is 48366515959. The next prime is 48366516041. The reversal of 48366515993 is 39951566384.

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., 36104940169 + 12261575824 = 190013^2 + 110732^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48366515993 is a prime.

It is a super-2 number, since 2×48366515993² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (48366565993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24183257996 + 24183257997.

It is an arithmetic number, because the mean of its divisors is an integer number (24183257997).

Almost surely, 2^48366515993 is an apocalyptic number.

It is an amenable number.

48366515993 is a deficient number, since it is larger than the sum of its proper divisors (1).

48366515993 is an equidigital number, since it uses as much as digits as its factorization.

48366515993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20995200, while the sum is 59.

The spelling of 48366515993 in words is "forty-eight billion, three hundred sixty-six million, five hundred fifteen thousand, nine hundred ninety-three".