48400439993 has 2 divisors, whose sum is σ = 48400439994. Its totient is φ = 48400439992.

The previous prime is 48400439987. The next prime is 48400440031. The reversal of 48400439993 is 39993400484.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48310721209 + 89718784 = 219797^2 + 9472^2 .

It is a cyclic number.

It is not a de Polignac number, because 48400439993 - 2⁶ = 48400439929 is a prime.

It is not a weakly prime, because it can be changed into another prime (48400439093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24200219996 + 24200219997.

It is an arithmetic number, because the mean of its divisors is an integer number (24200219997).

Almost surely, 2^48400439993 is an apocalyptic number.

It is an amenable number.

48400439993 is a deficient number, since it is larger than the sum of its proper divisors (1).

48400439993 is an equidigital number, since it uses as much as digits as its factorization.

48400439993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3359232, while the sum is 53.

The spelling of 48400439993 in words is "forty-eight billion, four hundred million, four hundred thirty-nine thousand, nine hundred ninety-three".