180536397399 has 16 divisors (see below), whose sum is σ = 268070598400. Its totient is φ = 120083427288.

The previous prime is 180536397359. The next prime is 180536397421. The reversal of 180536397399 is 993793635081.

180536397399 is a `hidden beast` number, since 1 + 8 + 0 + 536 + 3 + 9 + 7 + 3 + 99 = 666.

180536397399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 180536397399 - 2¹³ = 180536389207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (180536397359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7603789 + ... + 7627494.

It is an arithmetic number, because the mean of its divisors is an integer number (16754412400).

Almost surely, 2^180536397399 is an apocalyptic number.

180536397399 is a deficient number, since it is larger than the sum of its proper divisors (87534201001).

180536397399 is a wasteful number, since it uses less digits than its factorization.

180536397399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15231731 (or 15231725 counting only the distinct ones).

The product of its (nonzero) digits is 33067440, while the sum is 63.

The spelling of 180536397399 in words is "one hundred eighty billion, five hundred thirty-six million, three hundred ninety-seven thousand, three hundred ninety-nine".