27880772233560 has 32 divisors (see below), whose sum is σ = 83642316701040. Its totient is φ = 7434872595584.

The previous prime is 27880772233543. The next prime is 27880772233583. The reversal of 27880772233560 is 6533227708872.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 27880772233494 and 27880772233503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116169884187 + ... + 116169884426.

Almost surely, 2^{27880772233560} is an apocalyptic number.

27880772233560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27880772233560 is an abundant number, since it is smaller than the sum of its proper divisors (55761544467480).

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

27880772233560 is a wasteful number, since it uses less digits than its factorization.

27880772233560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232339768627 (or 232339768623 counting only the distinct ones).

The product of its (nonzero) digits is 47416320, while the sum is 60.

The spelling of 27880772233560 in words is "twenty-seven trillion, eight hundred eighty billion, seven hundred seventy-two million, two hundred thirty-three thousand, five hundred sixty".