84835250239 has 2 divisors, whose sum is σ = 84835250240. Its totient is φ = 84835250238.

The previous prime is 84835250231. The next prime is 84835250281. The reversal of 84835250239 is 93205253848.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84835250239 - 2³ = 84835250231 is a prime.

It is a super-2 number, since 2×84835250239² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84835250192 and 84835250201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84835250231) 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, 42417625119 + 42417625120.

It is an arithmetic number, because the mean of its divisors is an integer number (42417625120).

Almost surely, 2^84835250239 is an apocalyptic number.

84835250239 is a deficient number, since it is larger than the sum of its proper divisors (1).

84835250239 is an equidigital number, since it uses as much as digits as its factorization.

84835250239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2073600, while the sum is 49.

The spelling of 84835250239 in words is "eighty-four billion, eight hundred thirty-five million, two hundred fifty thousand, two hundred thirty-nine".