18776075009 has 8 divisors (see below), whose sum is σ = 19854481920. Its totient is φ = 17727213600.

The previous prime is 18776074997. The next prime is 18776075039. The reversal of 18776075009 is 90057067781.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 18776075009 - 2⁸ = 18776074753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18776075039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7385069 + ... + 7387610.

It is an arithmetic number, because the mean of its divisors is an integer number (2481810240).

Almost surely, 2^18776075009 is an apocalyptic number.

It is an amenable number.

18776075009 is a deficient number, since it is larger than the sum of its proper divisors (1078406911).

18776075009 is a wasteful number, since it uses less digits than its factorization.

18776075009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14772751.

The product of its (nonzero) digits is 740880, while the sum is 50.

The spelling of 18776075009 in words is "eighteen billion, seven hundred seventy-six million, seventy-five thousand, nine".