60566441999 has 4 divisors (see below), whose sum is σ = 69218790864. Its totient is φ = 51914093136.

The previous prime is 60566441981. The next prime is 60566442031. The reversal of 60566441999 is 99914466506.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 60566441999 - 2³² = 56271474703 is a prime.

It is a super-2 number, since 2×60566441999² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60566441939) 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, 4326174422 + ... + 4326174435.

It is an arithmetic number, because the mean of its divisors is an integer number (17304697716).

Almost surely, 2^60566441999 is an apocalyptic number.

60566441999 is a deficient number, since it is larger than the sum of its proper divisors (8652348865).

60566441999 is an equidigital number, since it uses as much as digits as its factorization.

60566441999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8652348864.

The product of its (nonzero) digits is 12597120, while the sum is 59.

The spelling of 60566441999 in words is "sixty billion, five hundred sixty-six million, four hundred forty-one thousand, nine hundred ninety-nine".