11402116542 has 24 divisors (see below), whose sum is σ = 24779235000. Its totient is φ = 3789221040.

The previous prime is 11402116511. The next prime is 11402116589. The reversal of 11402116542 is 24561120411.

11402116542 is a `hidden beast` number, since 1 + 1 + 4 + 0 + 2 + 1 + 1 + 654 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

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, 950917 + ... + 962832.

It is an arithmetic number, because the mean of its divisors is an integer number (1032468125).

Almost surely, 2^11402116542 is an apocalyptic number.

11402116542 is an abundant number, since it is smaller than the sum of its proper divisors (13377118458).

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

11402116542 is a wasteful number, since it uses less digits than its factorization.

11402116542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1914088 (or 1914085 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

Adding to 11402116542 its reverse (24561120411), we get a palindrome (35963236953).

The spelling of 11402116542 in words is "eleven billion, four hundred two million, one hundred sixteen thousand, five hundred forty-two".