11173623986 has 16 divisors (see below), whose sum is σ = 19165942464. Its totient is φ = 4785906384.

The previous prime is 11173623947. The next prime is 11173624001. The reversal of 11173623986 is 68932637111.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11173623986.

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, 207485 + ... + 255728.

It is an arithmetic number, because the mean of its divisors is an integer number (1197871404).

Almost surely, 2^11173623986 is an apocalyptic number.

11173623986 is a deficient number, since it is larger than the sum of its proper divisors (7992318478).

11173623986 is a wasteful number, since it uses less digits than its factorization.

11173623986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464945.

The product of its digits is 326592, while the sum is 47.

The spelling of 11173623986 in words is "eleven billion, one hundred seventy-three million, six hundred twenty-three thousand, nine hundred eighty-six".