11172066514 has 8 divisors (see below), whose sum is σ = 19152114048. Its totient is φ = 4788028500.

The previous prime is 11172066497. The next prime is 11172066539. The reversal of 11172066514 is 41566027111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11172066514² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11172066514.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 399002362 + ... + 399002389.

It is an arithmetic number, because the mean of its divisors is an integer number (2394014256).

Almost surely, 2^11172066514 is an apocalyptic number.

11172066514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11172066514 is a deficient number, since it is larger than the sum of its proper divisors (7980047534).

11172066514 is an equidigital number, since it uses as much as digits as its factorization.

11172066514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798004760.

The product of its (nonzero) digits is 10080, while the sum is 34.

The spelling of 11172066514 in words is "eleven billion, one hundred seventy-two million, sixty-six thousand, five hundred fourteen".