84107291872 has 12 divisors (see below), whose sum is σ = 165586230936. Its totient is φ = 42053645920.

The previous prime is 84107291867. The next prime is 84107291923. The reversal of 84107291872 is 27819270148.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1314176404 + ... + 1314176467.

It is an arithmetic number, because the mean of its divisors is an integer number (13798852578).

Almost surely, 2^84107291872 is an apocalyptic number.

It is an amenable number.

84107291872 is a deficient number, since it is larger than the sum of its proper divisors (81478939064).

84107291872 is a wasteful number, since it uses less digits than its factorization.

84107291872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2628352881 (or 2628352873 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 49.

The spelling of 84107291872 in words is "eighty-four billion, one hundred seven million, two hundred ninety-one thousand, eight hundred seventy-two".