66026026000 has 320 divisors, whose sum is σ = 184513904640. Its totient is φ = 22599360000.

The previous prime is 66026025973. The next prime is 66026026021. The reversal of 66026026000 is 62062066.

It is a super-2 number, since 2×66026026000² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 66026026000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 79837587 + ... + 79838413.

It is an arithmetic number, because the mean of its divisors is an integer number (576605952).

Almost surely, 2^66026026000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66026026000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92256952320).

66026026000 is an abundant number, since it is smaller than the sum of its proper divisors (118487878640).

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

66026026000 is a wasteful number, since it uses less digits than its factorization.

66026026000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071 (or 1055 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 66026026000 its reverse (62062066), we get a palindrome (66088088066).

The spelling of 66026026000 in words is "sixty-six billion, twenty-six million, twenty-six thousand".