84939541199 has 2 divisors, whose sum is σ = 84939541200. Its totient is φ = 84939541198.

The previous prime is 84939541177. The next prime is 84939541243. The reversal of 84939541199 is 99114593948.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84939541199 - 2⁸ = 84939540943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84939540199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42469770599 + 42469770600.

It is an arithmetic number, because the mean of its divisors is an integer number (42469770600).

Almost surely, 2^84939541199 is an apocalyptic number.

84939541199 is a deficient number, since it is larger than the sum of its proper divisors (1).

84939541199 is an equidigital number, since it uses as much as digits as its factorization.

84939541199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12597120, while the sum is 62.

The spelling of 84939541199 in words is "eighty-four billion, nine hundred thirty-nine million, five hundred forty-one thousand, one hundred ninety-nine".