84397178162 has 8 divisors (see below), whose sum is σ = 138104473392. Its totient is φ = 38362353700.

The previous prime is 84397178161. The next prime is 84397178197. The reversal of 84397178162 is 26187179348.

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

It is a super-3 number, since 3×84397178162³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84397178098 and 84397178107.

It is not an unprimeable number, because it can be changed into a prime (84397178161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1918117664 + ... + 1918117707.

It is an arithmetic number, because the mean of its divisors is an integer number (17263059174).

Almost surely, 2^84397178162 is an apocalyptic number.

84397178162 is a deficient number, since it is larger than the sum of its proper divisors (53707295230).

84397178162 is a wasteful number, since it uses less digits than its factorization.

84397178162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3836235384.

The product of its digits is 4064256, while the sum is 56.

The spelling of 84397178162 in words is "eighty-four billion, three hundred ninety-seven million, one hundred seventy-eight thousand, one hundred sixty-two".