191496061168 has 40 divisors (see below), whose sum is σ = 377456376960. Its totient is φ = 94089205440.

The previous prime is 191496061147. The next prime is 191496061201. The reversal of 191496061168 is 861160694191.

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, 2521771 + ... + 2596597.

It is an arithmetic number, because the mean of its divisors is an integer number (9436409424).

Almost surely, 2^191496061168 is an apocalyptic number.

It is an amenable number.

191496061168 is a deficient number, since it is larger than the sum of its proper divisors (185960315792).

191496061168 is a wasteful number, since it uses less digits than its factorization.

191496061168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77605 (or 77599 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 52.

The spelling of 191496061168 in words is "one hundred ninety-one billion, four hundred ninety-six million, sixty-one thousand, one hundred sixty-eight".