2385999022117 has 2 divisors, whose sum is σ = 2385999022118. Its totient is φ = 2385999022116.

The previous prime is 2385999022049. The next prime is 2385999022123. The reversal of 2385999022117 is 7112209995832.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1484574101761 + 901424920356 = 1218431^2 + 949434^2 .

It is a cyclic number.

It is not a de Polignac number, because 2385999022117 - 2¹⁵ = 2385998989349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2385999022177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1192999511058 + 1192999511059.

It is an arithmetic number, because the mean of its divisors is an integer number (1192999511059).

Almost surely, 2^{2385999022117} is an apocalyptic number.

It is an amenable number.

2385999022117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2385999022117 is an equidigital number, since it uses as much as digits as its factorization.

2385999022117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4898880, while the sum is 58.

The spelling of 2385999022117 in words is "two trillion, three hundred eighty-five billion, nine hundred ninety-nine million, twenty-two thousand, one hundred seventeen".