19327334401 has 16 divisors (see below), whose sum is σ = 20521681920. Its totient is φ = 18162864720.

The previous prime is 19327334381. The next prime is 19327334423. The reversal of 19327334401 is 10443372391.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19327334401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (19327334471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3132946 + ... + 3139108.

It is an arithmetic number, because the mean of its divisors is an integer number (1282605120).

Almost surely, 2^19327334401 is an apocalyptic number.

It is an amenable number.

19327334401 is a deficient number, since it is larger than the sum of its proper divisors (1194347519).

19327334401 is a wasteful number, since it uses less digits than its factorization.

19327334401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8556.

The product of its (nonzero) digits is 54432, while the sum is 37.

The spelling of 19327334401 in words is "nineteen billion, three hundred twenty-seven million, three hundred thirty-four thousand, four hundred one".