60166521 has 12 divisors (see below), whose sum is σ = 91481520. Its totient is φ = 37999800.

The previous prime is 60166517. The next prime is 60166531. The reversal of 60166521 is 12566106.

It is a happy number.

60166521 is a `hidden beast` number, since 6 + 0 + 1 + 6 + 652 + 1 = 666.

60166521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 60166521 - 2² = 60166517 is a prime.

It is not an unprimeable number, because it can be changed into a prime (60166531) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 175755 + ... + 176096.

It is an arithmetic number, because the mean of its divisors is an integer number (7623460).

Almost surely, 2^60166521 is an apocalyptic number.

It is an amenable number.

60166521 is a deficient number, since it is larger than the sum of its proper divisors (31314999).

60166521 is a wasteful number, since it uses less digits than its factorization.

60166521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351876 (or 351873 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 60166521 is about 7756.7081290970. The cubic root of 60166521 is about 391.8486005124.

The spelling of 60166521 in words is "sixty million, one hundred sixty-six thousand, five hundred twenty-one".