180345290511 has 8 divisors (see below), whose sum is σ = 240567792640. Its totient is φ = 120176491032.

The previous prime is 180345290497. The next prime is 180345290519. The reversal of 180345290511 is 115092543081.

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

It is not a de Polignac number, because 180345290511 - 2²² = 180341096207 is a prime.

It is a super-2 number, since 2×180345290511² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 180345290511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (180345290519) 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, 13417825 + ... + 13431258.

It is an arithmetic number, because the mean of its divisors is an integer number (30070974080).

Almost surely, 2^180345290511 is an apocalyptic number.

180345290511 is a deficient number, since it is larger than the sum of its proper divisors (60222502129).

180345290511 is a wasteful number, since it uses less digits than its factorization.

180345290511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26851325.

The product of its (nonzero) digits is 43200, while the sum is 39.

The spelling of 180345290511 in words is "one hundred eighty billion, three hundred forty-five million, two hundred ninety thousand, five hundred eleven".