180640733097 has 8 divisors (see below), whose sum is σ = 262750157280. Its totient is φ = 109479232160.

The previous prime is 180640733069. The next prime is 180640733111. The reversal of 180640733097 is 790337046081.

180640733097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 180640733097 - 2¹² = 180640729001 is a prime.

It is a super-2 number, since 2×180640733097² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (180640733027) 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 7 ways as a sum of consecutive naturals, for example, 2736980772 + ... + 2736980837.

It is an arithmetic number, because the mean of its divisors is an integer number (32843769660).

Almost surely, 2^180640733097 is an apocalyptic number.

It is an amenable number.

180640733097 is a deficient number, since it is larger than the sum of its proper divisors (82109424183).

180640733097 is a wasteful number, since it uses less digits than its factorization.

180640733097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5473961623.

The product of its (nonzero) digits is 762048, while the sum is 48.

The spelling of 180640733097 in words is "one hundred eighty billion, six hundred forty million, seven hundred thirty-three thousand, ninety-seven".