66260441002 has 48 divisors (see below), whose sum is σ = 118951649280. Its totient is φ = 27590092992.

The previous prime is 66260440969. The next prime is 66260441003. The reversal of 66260441002 is 20014406266.

It is not an unprimeable number, because it can be changed into a prime (66260441003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 410199 + ... + 548437.

It is an arithmetic number, because the mean of its divisors is an integer number (2478159360).

Almost surely, 2^66260441002 is an apocalyptic number.

66260441002 is a deficient number, since it is larger than the sum of its proper divisors (52691208278).

66260441002 is a wasteful number, since it uses less digits than its factorization.

66260441002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138395 (or 138388 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 66260441002 its reverse (20014406266), we get a palindrome (86274847268).

The spelling of 66260441002 in words is "sixty-six billion, two hundred sixty million, four hundred forty-one thousand, two".