27572019398668 has 24 divisors (see below), whose sum is σ = 50366528466912. Its totient is φ = 13182002300544.

The previous prime is 27572019398641. The next prime is 27572019398711. The reversal of 27572019398668 is 86689391027572.

It is a self number, because there is not a number n which added to its sum of digits gives 27572019398668.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52186555 + ... + 52712242.

It is an arithmetic number, because the mean of its divisors is an integer number (2098605352788).

Almost surely, 2^{27572019398668} is an apocalyptic number.

It is an amenable number.

27572019398668 is a deficient number, since it is larger than the sum of its proper divisors (22794509068244).

27572019398668 is a wasteful number, since it uses less digits than its factorization.

27572019398668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104901681 (or 104901679 counting only the distinct ones).

The product of its (nonzero) digits is 548674560, while the sum is 73.

The spelling of 27572019398668 in words is "twenty-seven trillion, five hundred seventy-two billion, nineteen million, three hundred ninety-eight thousand, six hundred sixty-eight".