78314543706 has 24 divisors (see below), whose sum is σ = 182201184000. Its totient is φ = 22375583832.

The previous prime is 78314543663. The next prime is 78314543731. The reversal of 78314543706 is 60734541387.

It is a super-2 number, since 2×78314543706² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 133187706 + ... + 133188293.

It is an arithmetic number, because the mean of its divisors is an integer number (7591716000).

Almost surely, 2^78314543706 is an apocalyptic number.

78314543706 is an abundant number, since it is smaller than the sum of its proper divisors (103886640294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

78314543706 is a wasteful number, since it uses less digits than its factorization.

78314543706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266376018 (or 266376011 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 48.

The spelling of 78314543706 in words is "seventy-eight billion, three hundred fourteen million, five hundred forty-three thousand, seven hundred six".