11719721482 has 16 divisors (see below), whose sum is σ = 20145703680. Its totient is φ = 5009049648.

The previous prime is 11719721479. The next prime is 11719721543. The reversal of 11719721482 is 28412791711.

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, 1135357 + ... + 1145632.

It is an arithmetic number, because the mean of its divisors is an integer number (1259106480).

Almost surely, 2^11719721482 is an apocalyptic number.

11719721482 is a deficient number, since it is larger than the sum of its proper divisors (8425982198).

11719721482 is a wasteful number, since it uses less digits than its factorization.

11719721482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2281365.

The product of its digits is 56448, while the sum is 43.

The spelling of 11719721482 in words is "eleven billion, seven hundred nineteen million, seven hundred twenty-one thousand, four hundred eighty-two".