675167100091 has 4 divisors (see below), whose sum is σ = 736545927384. Its totient is φ = 613788272800.

The previous prime is 675167100019. The next prime is 675167100119. The reversal of 675167100091 is 190001761576.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-675167100091 is a prime.

It is a super-2 number, since 2×675167100091² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (675167400091) 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, 30689413630 + ... + 30689413651.

It is an arithmetic number, because the mean of its divisors is an integer number (184136481846).

Almost surely, 2^675167100091 is an apocalyptic number.

675167100091 is a deficient number, since it is larger than the sum of its proper divisors (61378827293).

675167100091 is a wasteful number, since it uses less digits than its factorization.

675167100091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61378827292.

The product of its (nonzero) digits is 79380, while the sum is 43.

The spelling of 675167100091 in words is "six hundred seventy-five billion, one hundred sixty-seven million, one hundred thousand, ninety-one".