11147673556 has 6 divisors (see below), whose sum is σ = 19508428730. Its totient is φ = 5573836776.

The previous prime is 11147673533. The next prime is 11147673571. The reversal of 11147673556 is 65537674111.

It can be written as a sum of positive squares in only one way, i.e., 10728816400 + 418857156 = 103580^2 + 20466^2 .

It is a super-2 number, since 2×11147673556² (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 as a sum of consecutive naturals, namely, 1393459191 + ... + 1393459198.

Almost surely, 2^11147673556 is an apocalyptic number.

It is an amenable number.

11147673556 is a deficient number, since it is larger than the sum of its proper divisors (8360755174).

11147673556 is a wasteful number, since it uses less digits than its factorization.

11147673556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2786918393 (or 2786918391 counting only the distinct ones).

The product of its digits is 529200, while the sum is 46.

The spelling of 11147673556 in words is "eleven billion, one hundred forty-seven million, six hundred seventy-three thousand, five hundred fifty-six".