60666565775 has 6 divisors (see below), whose sum is σ = 75226541592. Its totient is φ = 48533252600.

The previous prime is 60666565753. The next prime is 60666565787. The reversal of 60666565775 is 57756566606.

It is not a de Polignac number, because 60666565775 - 2⁶ = 60666565711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1213331291 + ... + 1213331340.

It is an arithmetic number, because the mean of its divisors is an integer number (12537756932).

Almost surely, 2^60666565775 is an apocalyptic number.

60666565775 is a deficient number, since it is larger than the sum of its proper divisors (14559975817).

60666565775 is a wasteful number, since it uses less digits than its factorization.

60666565775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2426662641 (or 2426662636 counting only the distinct ones).

The product of its (nonzero) digits is 47628000, while the sum is 59.

The spelling of 60666565775 in words is "sixty billion, six hundred sixty-six million, five hundred sixty-five thousand, seven hundred seventy-five".