66226016562 has 16 divisors (see below), whose sum is σ = 134047841760. Its totient is φ = 21809370752.

The previous prime is 66226016531. The next prime is 66226016567. The reversal of 66226016562 is 26561062266.

66226016562 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (66226016567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66491487 + ... + 66492482.

It is an arithmetic number, because the mean of its divisors is an integer number (8377990110).

Almost surely, 2^66226016562 is an apocalyptic number.

66226016562 is an abundant number, since it is smaller than the sum of its proper divisors (67821825198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66226016562 is a wasteful number, since it uses less digits than its factorization.

66226016562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132984057.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 66226016562 in words is "sixty-six billion, two hundred twenty-six million, sixteen thousand, five hundred sixty-two".