11159518416 has 40 divisors (see below), whose sum is σ = 29531901504. Its totient is φ = 3629111040.

The previous prime is 11159518399. The next prime is 11159518421. The reversal of 11159518416 is 61481595111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2833276 + ... + 2837211.

Almost surely, 2^11159518416 is an apocalyptic number.

11159518416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11159518416 is an abundant number, since it is smaller than the sum of its proper divisors (18372383088).

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

11159518416 is a wasteful number, since it uses less digits than its factorization.

11159518416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5670539 (or 5670533 counting only the distinct ones).

The product of its digits is 43200, while the sum is 42.

The spelling of 11159518416 in words is "eleven billion, one hundred fifty-nine million, five hundred eighteen thousand, four hundred sixteen".