11406645436 has 12 divisors (see below), whose sum is σ = 20007733312. Its totient is φ = 5690150208.

The previous prime is 11406645427. The next prime is 11406645469. The reversal of 11406645436 is 63454660411.

It is a happy number.

It is a super-2 number, since 2×11406645436² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3291180 + ... + 3294643.

Almost surely, 2^11406645436 is an apocalyptic number.

It is an amenable number.

11406645436 is a deficient number, since it is larger than the sum of its proper divisors (8601087876).

11406645436 is a wasteful number, since it uses less digits than its factorization.

11406645436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6586260 (or 6586258 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 11406645436 in words is "eleven billion, four hundred six million, six hundred forty-five thousand, four hundred thirty-six".