11193835506 has 32 divisors (see below), whose sum is σ = 25781234688. Its totient is φ = 3173823120.

The previous prime is 11193835501. The next prime is 11193835517. The reversal of 11193835506 is 60553839111.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (11193835501) 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, 1011750 + ... + 1022753.

It is an arithmetic number, because the mean of its divisors is an integer number (805663584).

Almost surely, 2^11193835506 is an apocalyptic number.

11193835506 is an abundant number, since it is smaller than the sum of its proper divisors (14587399182).

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

11193835506 is a wasteful number, since it uses less digits than its factorization.

11193835506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034646.

The product of its (nonzero) digits is 97200, while the sum is 42.

The spelling of 11193835506 in words is "eleven billion, one hundred ninety-three million, eight hundred thirty-five thousand, five hundred six".