94442593091 has 90 divisors (see below), whose sum is σ = 126264116628. Its totient is φ = 70050204000.

The previous prime is 94442593013. The next prime is 94442593097. The reversal of 94442593091 is 19039524449.

It is not a de Polignac number, because 94442593091 - 2¹⁰ = 94442592067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94442593097) by changing a digit.

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 89 ways as a sum of consecutive naturals, for example, 1548239201 + ... + 1548239261.

Almost surely, 2^94442593091 is an apocalyptic number.

94442593091 is a deficient number, since it is larger than the sum of its proper divisors (31821523537).

94442593091 is an frugal number, since it uses more digits than its factorization.

94442593091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 50.

The spelling of 94442593091 in words is "ninety-four billion, four hundred forty-two million, five hundred ninety-three thousand, ninety-one".