27216038761880 has 32 divisors (see below), whose sum is σ = 61683065965440. Its totient is φ = 10806952615680.

The previous prime is 27216038761867. The next prime is 27216038761903. The reversal of 27216038761880 is 8816783061272.

It is a super-2 number, since 2×27216038761880² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 2483209736 + ... + 2483220695.

It is an arithmetic number, because the mean of its divisors is an integer number (1927595811420).

Almost surely, 2^{27216038761880} is an apocalyptic number.

27216038761880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27216038761880 is an abundant number, since it is smaller than the sum of its proper divisors (34467027203560).

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

27216038761880 is a wasteful number, since it uses less digits than its factorization.

27216038761880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4966430579 (or 4966430575 counting only the distinct ones).

The product of its (nonzero) digits is 10838016, while the sum is 59.

The spelling of 27216038761880 in words is "twenty-seven trillion, two hundred sixteen billion, thirty-eight million, seven hundred sixty-one thousand, eight hundred eighty".