18077340304 has 15 divisors (see below), whose sum is σ = 35025888873. Its totient is φ = 9038401248.

The previous prime is 18077340289. The next prime is 18077340311. The reversal of 18077340304 is 40304377081.

The square root of 18077340304 is 134452.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4258867600 + 13818472704 = 65260^2 + 117552^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 521002 + ... + 554614.

Almost surely, 2^18077340304 is an apocalyptic number.

18077340304 is the 134452-nd square number.

It is an amenable number.

18077340304 is a deficient number, since it is larger than the sum of its proper divisors (16948548569).

18077340304 is an frugal number, since it uses more digits than its factorization.

18077340304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67234 (or 33615 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The spelling of 18077340304 in words is "eighteen billion, seventy-seven million, three hundred forty thousand, three hundred four".