84268629919 has 2 divisors, whose sum is σ = 84268629920. Its totient is φ = 84268629918.

The previous prime is 84268629877. The next prime is 84268629937. The reversal of 84268629919 is 91992686248.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84268629919 - 2⁹ = 84268629407 is a prime.

It is a super-2 number, since 2×84268629919² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84268639919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42134314959 + 42134314960.

It is an arithmetic number, because the mean of its divisors is an integer number (42134314960).

Almost surely, 2^84268629919 is an apocalyptic number.

84268629919 is a deficient number, since it is larger than the sum of its proper divisors (1).

84268629919 is an equidigital number, since it uses as much as digits as its factorization.

84268629919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26873856, while the sum is 64.

The spelling of 84268629919 in words is "eighty-four billion, two hundred sixty-eight million, six hundred twenty-nine thousand, nine hundred nineteen".