84050389099 has 2 divisors, whose sum is σ = 84050389100. Its totient is φ = 84050389098.

The previous prime is 84050389057. The next prime is 84050389127. The reversal of 84050389099 is 99098305048.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84050389099 - 2⁷ = 84050388971 is a prime.

It is not a weakly prime, because it can be changed into another prime (84050389009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42025194549 + 42025194550.

It is an arithmetic number, because the mean of its divisors is an integer number (42025194550).

Almost surely, 2^84050389099 is an apocalyptic number.

84050389099 is a deficient number, since it is larger than the sum of its proper divisors (1).

84050389099 is an equidigital number, since it uses as much as digits as its factorization.

84050389099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2799360, while the sum is 55.

The spelling of 84050389099 in words is "eighty-four billion, fifty million, three hundred eighty-nine thousand, ninety-nine".