84268629899 has 4 divisors (see below), whose sum is σ = 84270167520. Its totient is φ = 84267092280.

The previous prime is 84268629877. The next prime is 84268629919. The reversal of 84268629899 is 99892686248.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 84268629899 - 2³⁶ = 15549153163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84268629829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 683444 + ... + 797265.

It is an arithmetic number, because the mean of its divisors is an integer number (21067541880).

Almost surely, 2^84268629899 is an apocalyptic number.

84268629899 is a deficient number, since it is larger than the sum of its proper divisors (1537621).

84268629899 is a wasteful number, since it uses less digits than its factorization.

84268629899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1537620.

The product of its digits is 214990848, while the sum is 71.

The spelling of 84268629899 in words is "eighty-four billion, two hundred sixty-eight million, six hundred twenty-nine thousand, eight hundred ninety-nine".