11662729242 has 16 divisors (see below), whose sum is σ = 23329881792. Its totient is φ = 3886839200.

The previous prime is 11662729237. The next prime is 11662729259. The reversal of 11662729242 is 24292726611.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11662729194 and 11662729203.

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, 149523 + ... + 213734.

It is an arithmetic number, because the mean of its divisors is an integer number (1458117612).

Almost surely, 2^11662729242 is an apocalyptic number.

11662729242 is an abundant number, since it is smaller than the sum of its proper divisors (11667152550).

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

11662729242 is a wasteful number, since it uses less digits than its factorization.

11662729242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368613.

The product of its digits is 145152, while the sum is 42.

The spelling of 11662729242 in words is "eleven billion, six hundred sixty-two million, seven hundred twenty-nine thousand, two hundred forty-two".