18442527692 has 6 divisors (see below), whose sum is σ = 32274423468. Its totient is φ = 9221263844.

The previous prime is 18442527679. The next prime is 18442527703. The reversal of 18442527692 is 29672524481.

It is a self number, because there is not a number n which added to its sum of digits gives 18442527692.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2305315958 + ... + 2305315965.

It is an arithmetic number, because the mean of its divisors is an integer number (5379070578).

Almost surely, 2^18442527692 is an apocalyptic number.

It is an amenable number.

18442527692 is a deficient number, since it is larger than the sum of its proper divisors (13831895776).

18442527692 is a wasteful number, since it uses less digits than its factorization.

18442527692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4610631927 (or 4610631925 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 50.

The spelling of 18442527692 in words is "eighteen billion, four hundred forty-two million, five hundred twenty-seven thousand, six hundred ninety-two".