11013778695 has 16 divisors (see below), whose sum is σ = 18658637280. Its totient is φ = 5528484864.

The previous prime is 11013778687. The next prime is 11013778739. The reversal of 11013778695 is 59687731011.

It is not a de Polignac number, because 11013778695 - 2³ = 11013778687 is a prime.

It is a super-2 number, since 2×11013778695² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21595390 + ... + 21595899.

It is an arithmetic number, because the mean of its divisors is an integer number (1166164830).

Almost surely, 2^11013778695 is an apocalyptic number.

11013778695 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11013778695 is a deficient number, since it is larger than the sum of its proper divisors (7644858585).

11013778695 is a wasteful number, since it uses less digits than its factorization.

11013778695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43191314.

The product of its (nonzero) digits is 317520, while the sum is 48.

The spelling of 11013778695 in words is "eleven billion, thirteen million, seven hundred seventy-eight thousand, six hundred ninety-five".