60124640666 has 4 divisors (see below), whose sum is σ = 90186961002. Its totient is φ = 30062320332.

The previous prime is 60124640629. The next prime is 60124640669. The reversal of 60124640666 is 66604642106.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 52794712441 + 7329928225 = 229771^2 + 85615^2 .

It is a super-2 number, since 2×60124640666² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (60124640669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15031160165 + ... + 15031160168.

Almost surely, 2^60124640666 is an apocalyptic number.

60124640666 is a deficient number, since it is larger than the sum of its proper divisors (30062320336).

60124640666 is a wasteful number, since it uses less digits than its factorization.

60124640666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30062320335.

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 60124640666 in words is "sixty billion, one hundred twenty-four million, six hundred forty thousand, six hundred sixty-six".