11542064742 has 24 divisors (see below), whose sum is σ = 26931484944. Its totient is φ = 3551404464.

The previous prime is 11542064713. The next prime is 11542064749. The reversal of 11542064742 is 24746024511.

11542064742 is a `hidden beast` number, since 1 + 1 + 5 + 4 + 2 + 0 + 647 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 11542064697 and 11542064706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11542064749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24662298 + ... + 24662765.

It is an arithmetic number, because the mean of its divisors is an integer number (1122145206).

Almost surely, 2^11542064742 is an apocalyptic number.

11542064742 is an abundant number, since it is smaller than the sum of its proper divisors (15389420202).

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

11542064742 is a wasteful number, since it uses less digits than its factorization.

11542064742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49325084 (or 49325081 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The spelling of 11542064742 in words is "eleven billion, five hundred forty-two million, sixty-four thousand, seven hundred forty-two".