60660577 has 4 divisors (see below), whose sum is σ = 60681136. Its totient is φ = 60640020.

The previous prime is 60660569. The next prime is 60660623. The reversal of 60660577 is 77506606.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 77506606 = 2 ⋅38753303.

It is a cyclic number.

It is not a de Polignac number, because 60660577 - 2³ = 60660569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60660517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4923 + ... + 12064.

It is an arithmetic number, because the mean of its divisors is an integer number (15170284).

Almost surely, 2^60660577 is an apocalyptic number.

It is an amenable number.

60660577 is a deficient number, since it is larger than the sum of its proper divisors (20559).

60660577 is a wasteful number, since it uses less digits than its factorization.

60660577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20558.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 60660577 is about 7788.4900333762. The cubic root of 60660577 is about 392.9182300033.

The spelling of 60660577 in words is "sixty million, six hundred sixty thousand, five hundred seventy-seven".