84349615998 has 8 divisors (see below), whose sum is σ = 168699232008. Its totient is φ = 28116538664.

The previous prime is 84349615969. The next prime is 84349616009. The reversal of 84349615998 is 89951694348.

It is a sphenic number, since it is the product of 3 distinct primes.

84349615998 is an admirable number.

It is a super-2 number, since 2×84349615998² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 7029134661 + ... + 7029134672.

It is an arithmetic number, because the mean of its divisors is an integer number (21087404001).

Almost surely, 2^84349615998 is an apocalyptic number.

84349615998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84349615998 is a wasteful number, since it uses less digits than its factorization.

84349615998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14058269338.

The product of its digits is 67184640, while the sum is 66.

The spelling of 84349615998 in words is "eighty-four billion, three hundred forty-nine million, six hundred fifteen thousand, nine hundred ninety-eight".