7385320167666 has 32 divisors (see below), whose sum is σ = 17873716037760. Its totient is φ = 1985968448256.

The previous prime is 7385320167629. The next prime is 7385320167679. The reversal of 7385320167666 is 6667610235837.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5171792121 + ... + 5171793548.

It is an arithmetic number, because the mean of its divisors is an integer number (558553626180).

Almost surely, 2^{7385320167666} is an apocalyptic number.

7385320167666 is an abundant number, since it is smaller than the sum of its proper divisors (10488395870094).

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

7385320167666 is a wasteful number, since it uses less digits than its factorization.

7385320167666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10343585698.

The product of its (nonzero) digits is 45722880, while the sum is 60.

The spelling of 7385320167666 in words is "seven trillion, three hundred eighty-five billion, three hundred twenty million, one hundred sixty-seven thousand, six hundred sixty-six".