84859146099 has 96 divisors (see below), whose sum is σ = 156635874304. Its totient is φ = 44707178880.

The previous prime is 84859146089. The next prime is 84859146107. The reversal of 84859146099 is 99064195848.

84859146099 is a `hidden beast` number, since 8 + 4 + 8 + 5 + 9 + 14 + 609 + 9 = 666.

It is a Wieferich number.

It is not a de Polignac number, because 84859146099 - 2⁵ = 84859146067 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (84859146019) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 24167754 + ... + 24171264.

Almost surely, 2^84859146099 is an apocalyptic number.

84859146099 is a deficient number, since it is larger than the sum of its proper divisors (71776728205).

84859146099 is a wasteful number, since it uses less digits than its factorization.

84859146099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4639 (or 4627 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 63.

The spelling of 84859146099 in words is "eighty-four billion, eight hundred fifty-nine million, one hundred forty-six thousand, ninety-nine".