1999608104001 has 8 divisors (see below), whose sum is σ = 2666690835264. Its totient is φ = 1332798721040.

The previous prime is 1999608103957. The next prime is 1999608104017. The reversal of 1999608104001 is 1004018069991.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1999608104001 - 2¹³ = 1999608095809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1999658104001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68320005 + ... + 68349266.

It is an arithmetic number, because the mean of its divisors is an integer number (333336354408).

Almost surely, 2^{1999608104001} is an apocalyptic number.

It is an amenable number.

1999608104001 is a deficient number, since it is larger than the sum of its proper divisors (667082731263).

1999608104001 is a wasteful number, since it uses less digits than its factorization.

1999608104001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136674151.

The product of its (nonzero) digits is 139968, while the sum is 48.

The spelling of 1999608104001 in words is "one trillion, nine hundred ninety-nine billion, six hundred eight million, one hundred four thousand, one".