84137615916 has 24 divisors (see below), whose sum is σ = 196328650224. Its totient is φ = 28044793920.

The previous prime is 84137615873. The next prime is 84137615953. The reversal of 84137615916 is 61951673148.

It is a happy 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 in 7 ways as a sum of consecutive naturals, for example, 229906 + ... + 470246.

It is an arithmetic number, because the mean of its divisors is an integer number (8180360426).

Almost surely, 2^84137615916 is an apocalyptic number.

It is an amenable number.

84137615916 is an abundant number, since it is smaller than the sum of its proper divisors (112191034308).

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

84137615916 is a wasteful number, since it uses less digits than its factorization.

84137615916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269521 (or 269519 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 51.

The spelling of 84137615916 in words is "eighty-four billion, one hundred thirty-seven million, six hundred fifteen thousand, nine hundred sixteen".