66066462220602 has 32 divisors (see below), whose sum is σ = 133496632684800. Its totient is φ = 21794874513408.

The previous prime is 66066462220601. The next prime is 66066462220631. The reversal of 66066462220602 is 20602226466066.

It is not an unprimeable number, because it can be changed into a prime (66066462220601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54856674 + ... + 56048082.

It is an arithmetic number, because the mean of its divisors is an integer number (4171769771400).

Almost surely, 2^{66066462220602} is an apocalyptic number.

66066462220602 is an abundant number, since it is smaller than the sum of its proper divisors (67430170464198).

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

66066462220602 is a wasteful number, since it uses less digits than its factorization.

66066462220602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1286790.

The product of its (nonzero) digits is 2985984, while the sum is 48.

Adding to 66066462220602 its reverse (20602226466066), we get a palindrome (86668688686668).

The spelling of 66066462220602 in words is "sixty-six trillion, sixty-six billion, four hundred sixty-two million, two hundred twenty thousand, six hundred two".