18980073599 has 2 divisors, whose sum is σ = 18980073600. Its totient is φ = 18980073598.

The previous prime is 18980073587. The next prime is 18980073611. The reversal of 18980073599 is 99537008981.

It is a balanced prime because it is at equal distance from previous prime (18980073587) and next prime (18980073611).

It is a cyclic number.

It is not a de Polignac number, because 18980073599 - 2¹² = 18980069503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18980073529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9490036799 + 9490036800.

It is an arithmetic number, because the mean of its divisors is an integer number (9490036800).

Almost surely, 2^18980073599 is an apocalyptic number.

18980073599 is a deficient number, since it is larger than the sum of its proper divisors (1).

18980073599 is an equidigital number, since it uses as much as digits as its factorization.

18980073599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4898880, while the sum is 59.

The spelling of 18980073599 in words is "eighteen billion, nine hundred eighty million, seventy-three thousand, five hundred ninety-nine".