27318683661330 has 128 divisors (see below), whose sum is σ = 66198439157760. Its totient is φ = 7214968408320.

The previous prime is 27318683661301. The next prime is 27318683661361. The reversal of 27318683661330 is 3316638681372.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1534145287 + ... + 1534163093.

It is an arithmetic number, because the mean of its divisors is an integer number (517175305920).

Almost surely, 2^{27318683661330} is an apocalyptic number.

27318683661330 is an abundant number, since it is smaller than the sum of its proper divisors (38879755496430).

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

27318683661330 is a wasteful number, since it uses less digits than its factorization.

27318683661330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19144.

The product of its (nonzero) digits is 15676416, while the sum is 57.

The spelling of 27318683661330 in words is "twenty-seven trillion, three hundred eighteen billion, six hundred eighty-three million, six hundred sixty-one thousand, three hundred thirty".