84135097688 has 16 divisors (see below), whose sum is σ = 157773377880. Its totient is φ = 42062196928.

The previous prime is 84135097637. The next prime is 84135097691. The reversal of 84135097688 is 88679053148.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 601781 + ... + 728292.

Almost surely, 2^84135097688 is an apocalyptic number.

It is an amenable number.

84135097688 is a deficient number, since it is larger than the sum of its proper divisors (73638280192).

84135097688 is a wasteful number, since it uses less digits than its factorization.

84135097688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337986 (or 1337982 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 59.

The spelling of 84135097688 in words is "eighty-four billion, one hundred thirty-five million, ninety-seven thousand, six hundred eighty-eight".