11965742481734 has 8 divisors (see below), whose sum is σ = 17948631400488. Its totient is φ = 5982865348240.

The previous prime is 11965742481733. The next prime is 11965742481757. The reversal of 11965742481734 is 43718424756911.

It is a happy number.

11965742481734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11965742481733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313154 + ... + 4901994.

It is an arithmetic number, because the mean of its divisors is an integer number (2243578925061).

Almost surely, 2^{11965742481734} is an apocalyptic number.

11965742481734 is a deficient number, since it is larger than the sum of its proper divisors (5982888918754).

11965742481734 is a wasteful number, since it uses less digits than its factorization.

11965742481734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5892630.

The product of its digits is 40642560, while the sum is 62.

The spelling of 11965742481734 in words is "eleven trillion, nine hundred sixty-five billion, seven hundred forty-two million, four hundred eighty-one thousand, seven hundred thirty-four".