91194106670 has 16 divisors (see below), whose sum is σ = 164156457600. Its totient is φ = 36476072544.

The previous prime is 91194106667. The next prime is 91194106693. The reversal of 91194106670 is 7660149119.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64124 + ... + 431856.

It is an arithmetic number, because the mean of its divisors is an integer number (10259778600).

Almost surely, 2^91194106670 is an apocalyptic number.

91194106670 is a deficient number, since it is larger than the sum of its proper divisors (72962350930).

91194106670 is a wasteful number, since it uses less digits than its factorization.

91194106670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392539.

The product of its (nonzero) digits is 81648, while the sum is 44.

The spelling of 91194106670 in words is "ninety-one billion, one hundred ninety-four million, one hundred six thousand, six hundred seventy".