27348805525651 has 16 divisors (see below), whose sum is σ = 28521129218400. Its totient is φ = 26201956089600.

The previous prime is 27348805525609. The next prime is 27348805525669. The reversal of 27348805525651 is 15652550884372.

It is a cyclic number.

It is not a de Polignac number, because 27348805525651 - 2³⁷ = 27211366572179 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (61).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27348805525651.

It is not an unprimeable number, because it can be changed into a prime (27348805525681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7284796 + ... + 10381033.

It is an arithmetic number, because the mean of its divisors is an integer number (1782570576150).

Almost surely, 2^{27348805525651} is an apocalyptic number.

27348805525651 is a deficient number, since it is larger than the sum of its proper divisors (1172323692749).

27348805525651 is a wasteful number, since it uses less digits than its factorization.

27348805525651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17666550.

The product of its (nonzero) digits is 80640000, while the sum is 61.

The spelling of 27348805525651 in words is "twenty-seven trillion, three hundred forty-eight billion, eight hundred five million, five hundred twenty-five thousand, six hundred fifty-one".