11719542491852 has 24 divisors (see below), whose sum is σ = 22090140614976. Its totient is φ = 5408208868608.

The previous prime is 11719542491849. The next prime is 11719542491861. The reversal of 11719542491852 is 25819424591711.

It is a junction number, because it is equal to n+sod(n) for n = 11719542491791 and 11719542491800.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16540148 + ... + 17234139.

It is an arithmetic number, because the mean of its divisors is an integer number (920422525624).

Almost surely, 2^{11719542491852} is an apocalyptic number.

It is an amenable number.

11719542491852 is a deficient number, since it is larger than the sum of its proper divisors (10370598123124).

11719542491852 is a wasteful number, since it uses less digits than its factorization.

11719542491852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33780977 (or 33780975 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 59.

The spelling of 11719542491852 in words is "eleven trillion, seven hundred nineteen billion, five hundred forty-two million, four hundred ninety-one thousand, eight hundred fifty-two".