163091804675 has 12 divisors (see below), whose sum is σ = 202474905360. Its totient is φ = 130317916320.

The previous prime is 163091804671. The next prime is 163091804677. The reversal of 163091804675 is 576408190361.

It is not a de Polignac number, because 163091804675 - 2² = 163091804671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (163091804671) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3866792 + ... + 3908741.

It is an arithmetic number, because the mean of its divisors is an integer number (16872908780).

Almost surely, 2^163091804675 is an apocalyptic number.

163091804675 is a deficient number, since it is larger than the sum of its proper divisors (39383100685).

163091804675 is an equidigital number, since it uses as much as digits as its factorization.

163091804675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7776382 (or 7776377 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 163091804675 in words is "one hundred sixty-three billion, ninety-one million, eight hundred four thousand, six hundred seventy-five".