11510472198 has 16 divisors (see below), whose sum is σ = 23021997120. Its totient is φ = 3836648616.

The previous prime is 11510472187. The next prime is 11510472203. The reversal of 11510472198 is 89127401511.

11510472198 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225933 + ... + 272151.

It is an arithmetic number, because the mean of its divisors is an integer number (1438874820).

Almost surely, 2^11510472198 is an apocalyptic number.

11510472198 is an abundant number, since it is smaller than the sum of its proper divisors (11511524922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11510472198 is a wasteful number, since it uses less digits than its factorization.

11510472198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87731.

The product of its (nonzero) digits is 20160, while the sum is 39.

The spelling of 11510472198 in words is "eleven billion, five hundred ten million, four hundred seventy-two thousand, one hundred ninety-eight".