66346441000 has 96 divisors (see below), whose sum is σ = 180597853800. Its totient is φ = 22747334400.

The previous prime is 66346440977. The next prime is 66346441067. The reversal of 66346441000 is 14464366.

66346441000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 11205069316 + 55141371684 = 105854^2 + 234822^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 628005 + ... + 726004.

Almost surely, 2^66346441000 is an apocalyptic number.

It is an amenable number.

66346441000 is an abundant number, since it is smaller than the sum of its proper divisors (114251412800).

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

66346441000 is a wasteful number, since it uses less digits than its factorization.

66346441000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1354044 (or 1354023 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 66346441000 in words is "sixty-six billion, three hundred forty-six million, four hundred forty-one thousand".