11142040626 has 24 divisors (see below), whose sum is σ = 24183388944. Its totient is φ = 3707505720.

The previous prime is 11142040619. The next prime is 11142040643. The reversal of 11142040626 is 62604024111.

11142040626 is a `hidden beast` number, since 1 + 1 + 14 + 20 + 4 + 0 + 626 = 666.

It is a super-2 number, since 2×11142040626² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11142040626.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 531756 + ... + 552311.

It is an arithmetic number, because the mean of its divisors is an integer number (1007641206).

Almost surely, 2^11142040626 is an apocalyptic number.

11142040626 is an abundant number, since it is smaller than the sum of its proper divisors (13041348318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11142040626 is a wasteful number, since it uses less digits than its factorization.

11142040626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1084646 (or 1084643 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 11142040626 its reverse (62604024111), we get a palindrome (73746064737).

The spelling of 11142040626 in words is "eleven billion, one hundred forty-two million, forty thousand, six hundred twenty-six".