11868545734 has 16 divisors (see below), whose sum is σ = 18396478080. Its totient is φ = 5736790080.

The previous prime is 11868545707. The next prime is 11868545737. The reversal of 11868545734 is 43754586811.

11868545734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11868545737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41349 + ... + 159520.

It is an arithmetic number, because the mean of its divisors is an integer number (1149779880).

Almost surely, 2^11868545734 is an apocalyptic number.

11868545734 is a deficient number, since it is larger than the sum of its proper divisors (6527932346).

11868545734 is a wasteful number, since it uses less digits than its factorization.

11868545734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201855.

The product of its digits is 3225600, while the sum is 52.

The spelling of 11868545734 in words is "eleven billion, eight hundred sixty-eight million, five hundred forty-five thousand, seven hundred thirty-four".