11045638712 has 32 divisors (see below), whose sum is σ = 21333627120. Its totient is φ = 5357560320.

The previous prime is 11045638663. The next prime is 11045638727. The reversal of 11045638712 is 21783654011.

It is a super-2 number, since 2×11045638712² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 44387 + ... + 155117.

Almost surely, 2^11045638712 is an apocalyptic number.

It is an amenable number.

11045638712 is a deficient number, since it is larger than the sum of its proper divisors (10287988408).

11045638712 is a wasteful number, since it uses less digits than its factorization.

11045638712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111111 (or 111107 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 38.

The spelling of 11045638712 in words is "eleven billion, forty-five million, six hundred thirty-eight thousand, seven hundred twelve".