18124677776 has 10 divisors (see below), whose sum is σ = 35116563222. Its totient is φ = 9062338880.

The previous prime is 18124677763. The next prime is 18124677799. The reversal of 18124677776 is 67777642181.

It can be written as a sum of positive squares in only one way, i.e., 18106393600 + 18284176 = 134560^2 + 4276^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566396165 + ... + 566396196.

Almost surely, 2^18124677776 is an apocalyptic number.

18124677776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

18124677776 is a deficient number, since it is larger than the sum of its proper divisors (16991885446).

18124677776 is a wasteful number, since it uses less digits than its factorization.

18124677776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132792369 (or 1132792363 counting only the distinct ones).

The product of its digits is 5531904, while the sum is 56.

The spelling of 18124677776 in words is "eighteen billion, one hundred twenty-four million, six hundred seventy-seven thousand, seven hundred seventy-six".