84693794656 has 24 divisors (see below), whose sum is σ = 166748042664. Its totient is φ = 42345085440.

The previous prime is 84693794639. The next prime is 84693794663. The reversal of 84693794656 is 65649739648.

It is a junction number, because it is equal to n+sod(n) for n = 84693794591 and 84693794600.

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, 1014936 + ... + 1095208.

It is an arithmetic number, because the mean of its divisors is an integer number (6947835111).

Almost surely, 2^84693794656 is an apocalyptic number.

It is an amenable number.

84693794656 is a deficient number, since it is larger than the sum of its proper divisors (82054248008).

84693794656 is a wasteful number, since it uses less digits than its factorization.

84693794656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113254 (or 113246 counting only the distinct ones).

The product of its digits is 235146240, while the sum is 67.

The spelling of 84693794656 in words is "eighty-four billion, six hundred ninety-three million, seven hundred ninety-four thousand, six hundred fifty-six".