180841531113 has 24 divisors (see below), whose sum is σ = 269223534528. Its totient is φ = 116888056992.

The previous prime is 180841531111. The next prime is 180841531121. The reversal of 180841531113 is 311135148081.

It is a happy number.

180841531113 is a `hidden beast` number, since 1 + 8 + 0 + 8 + 4 + 1 + 531 + 113 = 666.

It is not a de Polignac number, because 180841531113 - 2¹ = 180841531111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (180841531111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 865245 + ... + 1053722.

It is an arithmetic number, because the mean of its divisors is an integer number (11217647272).

Almost surely, 2^180841531113 is an apocalyptic number.

It is an amenable number.

180841531113 is a deficient number, since it is larger than the sum of its proper divisors (88382003415).

180841531113 is a wasteful number, since it uses less digits than its factorization.

180841531113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1919293 (or 1919290 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 36.

Adding to 180841531113 its reverse (311135148081), we get a palindrome (491976679194).

The spelling of 180841531113 in words is "one hundred eighty billion, eight hundred forty-one million, five hundred thirty-one thousand, one hundred thirteen".