11072067643 has 16 divisors (see below), whose sum is σ = 13705949376. Its totient is φ = 8709667200.

The previous prime is 11072067637. The next prime is 11072067653. The reversal of 11072067643 is 34676027011.

It is a de Polignac number, because none of the positive numbers 2^k-11072067643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11072067653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335908 + ... + 367393.

It is an arithmetic number, because the mean of its divisors is an integer number (856621836).

Almost surely, 2^11072067643 is an apocalyptic number.

11072067643 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11072067643 is a deficient number, since it is larger than the sum of its proper divisors (2633881733).

11072067643 is a wasteful number, since it uses less digits than its factorization.

11072067643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703494.

The product of its (nonzero) digits is 42336, while the sum is 37.

The spelling of 11072067643 in words is "eleven billion, seventy-two million, sixty-seven thousand, six hundred forty-three".