11183909416 has 8 divisors (see below), whose sum is σ = 20969830170. Its totient is φ = 5591954704.

The previous prime is 11183909411. The next prime is 11183909417. The reversal of 11183909416 is 61490938111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11183908516 + 900 = 105754^2 + 30^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×11183909416² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11183909411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 698994331 + ... + 698994346.

Almost surely, 2^11183909416 is an apocalyptic number.

It is an amenable number.

11183909416 is a deficient number, since it is larger than the sum of its proper divisors (9785920754).

11183909416 is a wasteful number, since it uses less digits than its factorization.

11183909416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1397988683 (or 1397988679 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 43.

The spelling of 11183909416 in words is "eleven billion, one hundred eighty-three million, nine hundred nine thousand, four hundred sixteen".