84059696858 has 8 divisors (see below), whose sum is σ = 126236676852. Its totient is φ = 41980804576.

The previous prime is 84059696857. The next prime is 84059696891. The reversal of 84059696858 is 85869695048.

It can be written as a sum of positive squares in 2 ways, for example, as 82413203929 + 1646492929 = 287077^2 + 40577^2 .

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

It is not an unprimeable number, because it can be changed into a prime (84059696857) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 24519785 + ... + 24523212.

Almost surely, 2^84059696858 is an apocalyptic number.

84059696858 is a deficient number, since it is larger than the sum of its proper divisors (42176979994).

84059696858 is a wasteful number, since it uses less digits than its factorization.

84059696858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49043856.

The product of its (nonzero) digits is 149299200, while the sum is 68.

The spelling of 84059696858 in words is "eighty-four billion, fifty-nine million, six hundred ninety-six thousand, eight hundred fifty-eight".