66062248424 has 8 divisors (see below), whose sum is σ = 123866715810. Its totient is φ = 33031124208.

The previous prime is 66062248423. The next prime is 66062248429. The reversal of 66062248424 is 42484226066.

It can be written as a sum of positive squares in only one way, i.e., 62109611524 + 3952636900 = 249218^2 + 62870^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (66062248423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4128890519 + ... + 4128890534.

Almost surely, 2^66062248424 is an apocalyptic number.

It is an amenable number.

66062248424 is a deficient number, since it is larger than the sum of its proper divisors (57804467386).

66062248424 is a wasteful number, since it uses less digits than its factorization.

66062248424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8257781059 (or 8257781055 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 44.

The spelling of 66062248424 in words is "sixty-six billion, sixty-two million, two hundred forty-eight thousand, four hundred twenty-four".