11693713778042 has 4 divisors (see below), whose sum is σ = 17540570667066. Its totient is φ = 5846856889020.

The previous prime is 11693713778039. The next prime is 11693713778101. The reversal of 11693713778042 is 24087731739611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11583682917361 + 110030860681 = 3403481^2 + 331709^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2923428444509 + ... + 2923428444512.

Almost surely, 2^{11693713778042} is an apocalyptic number.

11693713778042 is a deficient number, since it is larger than the sum of its proper divisors (5846856889024).

11693713778042 is an equidigital number, since it uses as much as digits as its factorization.

11693713778042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5846856889023.

The product of its (nonzero) digits is 10668672, while the sum is 59.

The spelling of 11693713778042 in words is "eleven trillion, six hundred ninety-three billion, seven hundred thirteen million, seven hundred seventy-eight thousand, forty-two".