11928519898 has 8 divisors (see below), whose sum is σ = 17896711392. Its totient is φ = 5962949436.

The previous prime is 11928519871. The next prime is 11928519913. The reversal of 11928519898 is 89891582911.

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

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, 643840 + ... + 662107.

It is an arithmetic number, because the mean of its divisors is an integer number (2237088924).

Almost surely, 2^11928519898 is an apocalyptic number.

11928519898 is a deficient number, since it is larger than the sum of its proper divisors (5968191494).

11928519898 is a wasteful number, since it uses less digits than its factorization.

11928519898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310516.

The product of its digits is 3732480, while the sum is 61.

The spelling of 11928519898 in words is "eleven billion, nine hundred twenty-eight million, five hundred nineteen thousand, eight hundred ninety-eight".