60573721066 has 16 divisors (see below), whose sum is σ = 91428831648. Its totient is φ = 30097990000.

The previous prime is 60573721049. The next prime is 60573721069. The reversal of 60573721066 is 66012737506.

It is not an unprimeable number, because it can be changed into a prime (60573721069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86196 + ... + 358576.

It is an arithmetic number, because the mean of its divisors is an integer number (5714301978).

Almost surely, 2^60573721066 is an apocalyptic number.

60573721066 is a deficient number, since it is larger than the sum of its proper divisors (30855110582).

60573721066 is a wasteful number, since it uses less digits than its factorization.

60573721066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273077.

The product of its (nonzero) digits is 317520, while the sum is 43.

The spelling of 60573721066 in words is "sixty billion, five hundred seventy-three million, seven hundred twenty-one thousand, sixty-six".