27690659003280 has 160 divisors (see below), whose sum is σ = 105650514434304. Its totient is φ = 5842424752128.

The previous prime is 27690659003263. The next prime is 27690659003309. The reversal of 27690659003280 is 8230095609672.

It is a self number, because there is not a number n which added to its sum of digits gives 27690659003280.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 633921819 + ... + 633965498.

Almost surely, 2^{27690659003280} is an apocalyptic number.

27690659003280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27690659003280 is an abundant number, since it is smaller than the sum of its proper divisors (77959855431024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27690659003280 is a wasteful number, since it uses less digits than its factorization.

27690659003280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267887353 (or 1267887347 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 57.

The spelling of 27690659003280 in words is "twenty-seven trillion, six hundred ninety billion, six hundred fifty-nine million, three thousand, two hundred eighty".