27555677655572 has 12 divisors (see below), whose sum is σ = 52606293706176. Its totient is φ = 12525308025240.

The previous prime is 27555677655529. The next prime is 27555677655607.

27555677655572 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 27555677655572.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313132700588 + ... + 313132700675.

It is an arithmetic number, because the mean of its divisors is an integer number (4383857808848).

Almost surely, 2^{27555677655572} is an apocalyptic number.

27555677655572 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

27555677655572 is a deficient number, since it is larger than the sum of its proper divisors (25050616050604).

27555677655572 is a wasteful number, since it uses less digits than its factorization.

27555677655572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626265401278 (or 626265401276 counting only the distinct ones).

The product of its digits is 5402250000, while the sum is 74.

The spelling of 27555677655572 in words is "twenty-seven trillion, five hundred fifty-five billion, six hundred seventy-seven million, six hundred fifty-five thousand, five hundred seventy-two".