168346742826 has 16 divisors (see below), whose sum is σ = 356498985024. Its totient is φ = 52814664384.

The previous prime is 168346742819. The next prime is 168346742827. The reversal of 168346742826 is 628247643861.

168346742826 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (168346742827) 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 7 ways as a sum of consecutive naturals, for example, 825229030 + ... + 825229233.

It is an arithmetic number, because the mean of its divisors is an integer number (22281186564).

Almost surely, 2^168346742826 is an apocalyptic number.

168346742826 is an abundant number, since it is smaller than the sum of its proper divisors (188152242198).

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

168346742826 is a wasteful number, since it uses less digits than its factorization.

168346742826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650458285.

The product of its digits is 18579456, while the sum is 57.

The spelling of 168346742826 in words is "one hundred sixty-eight billion, three hundred forty-six million, seven hundred forty-two thousand, eight hundred twenty-six".