11165405430 has 64 divisors (see below), whose sum is σ = 27976347648. Its totient is φ = 2846532480.

The previous prime is 11165405369. The next prime is 11165405473. The reversal of 11165405430 is 3450456111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2192347 + ... + 2197433.

It is an arithmetic number, because the mean of its divisors is an integer number (437130432).

Almost surely, 2^11165405430 is an apocalyptic number.

11165405430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11165405430 is an abundant number, since it is smaller than the sum of its proper divisors (16810942218).

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

11165405430 is a wasteful number, since it uses less digits than its factorization.

11165405430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8301.

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 11165405430 in words is "eleven billion, one hundred sixty-five million, four hundred five thousand, four hundred thirty".