16953193804 has 12 divisors (see below), whose sum is σ = 29961833328. Its totient is φ = 8392670000.

The previous prime is 16953193787. The next prime is 16953193811. The reversal of 16953193804 is 40839135961.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20981272 + ... + 20982079.

It is an arithmetic number, because the mean of its divisors is an integer number (2496819444).

Almost surely, 2^16953193804 is an apocalyptic number.

It is an amenable number.

16953193804 is a deficient number, since it is larger than the sum of its proper divisors (13008639524).

16953193804 is a wasteful number, since it uses less digits than its factorization.

16953193804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41963456 (or 41963454 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 49.

The spelling of 16953193804 in words is "sixteen billion, nine hundred fifty-three million, one hundred ninety-three thousand, eight hundred four".