27108819570690 has 128 divisors (see below), whose sum is σ = 84928329964800. Its totient is φ = 6066309265920.

The previous prime is 27108819570667. The next prime is 27108819570691. The reversal of 27108819570690 is 9607591880172.

It is a super-2 number, since 2×27108819570690² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27108819570691) 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 63 ways as a sum of consecutive naturals, for example, 351020955 + ... + 351098174.

It is an arithmetic number, because the mean of its divisors is an integer number (663502577850).

Almost surely, 2^{27108819570690} is an apocalyptic number.

27108819570690 is an abundant number, since it is smaller than the sum of its proper divisors (57819510394110).

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

27108819570690 is a wasteful number, since it uses less digits than its factorization.

27108819570690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702119169 (or 702119163 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 63.

The spelling of 27108819570690 in words is "twenty-seven trillion, one hundred eight billion, eight hundred nineteen million, five hundred seventy thousand, six hundred ninety".