60166561665 has 32 divisors (see below), whose sum is σ = 110028119040. Its totient is φ = 27502398144.

The previous prime is 60166561627. The next prime is 60166561673. The reversal of 60166561665 is 56616566106.

It is not a de Polignac number, because 60166561665 - 2⁷ = 60166561537 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2206042 + ... + 2233148.

It is an arithmetic number, because the mean of its divisors is an integer number (3438378720).

Almost surely, 2^60166561665 is an apocalyptic number.

It is an amenable number.

60166561665 is a deficient number, since it is larger than the sum of its proper divisors (49861557375).

60166561665 is a wasteful number, since it uses less digits than its factorization.

60166561665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48261.

The product of its (nonzero) digits is 1166400, while the sum is 48.

The spelling of 60166561665 in words is "sixty billion, one hundred sixty-six million, five hundred sixty-one thousand, six hundred sixty-five".