1080640647106 has 8 divisors (see below), whose sum is σ = 1621554955020. Its totient is φ = 540122328768.

The previous prime is 1080640647101. The next prime is 1080640647109. The reversal of 1080640647106 is 6017460460801.

It can be written as a sum of positive squares in 2 ways, for example, as 1073865875625 + 6774771481 = 1036275^2 + 82309^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1080640647101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98990571 + ... + 99001486.

Almost surely, 2^{1080640647106} is an apocalyptic number.

1080640647106 is a deficient number, since it is larger than the sum of its proper divisors (540914307914).

1080640647106 is a wasteful number, since it uses less digits than its factorization.

1080640647106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197994788.

The product of its (nonzero) digits is 193536, while the sum is 43.

The spelling of 1080640647106 in words is "one trillion, eighty billion, six hundred forty million, six hundred forty-seven thousand, one hundred six".