66010424 has 16 divisors (see below), whose sum is σ = 124513200. Its totient is φ = 32806912.

The previous prime is 66010421. The next prime is 66010429. The reversal of 66010424 is 42401066.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 66010424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66010421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23369 + ... + 26040.

It is an arithmetic number, because the mean of its divisors is an integer number (7782075).

Almost surely, 2^66010424 is an apocalyptic number.

It is an amenable number.

66010424 is a deficient number, since it is larger than the sum of its proper divisors (58502776).

66010424 is a wasteful number, since it uses less digits than its factorization.

66010424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49582 (or 49578 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 66010424 is about 8124.6799321573. The cubic root of 66010424 is about 404.1452766422.

The spelling of 66010424 in words is "sixty-six million, ten thousand, four hundred twenty-four".