66667034034 has 24 divisors (see below), whose sum is σ = 144449996652. Its totient is φ = 22221612960.

The previous prime is 66667034023. The next prime is 66667034039. The reversal of 66667034034 is 43043076666.

It can be written as a sum of positive squares in 2 ways, for example, as 62697656025 + 3969378009 = 250395^2 + 63003^2 .

It is not an unprimeable number, because it can be changed into a prime (66667034039) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 996724 + ... + 1061504.

Almost surely, 2^66667034034 is an apocalyptic number.

66667034034 is an abundant number, since it is smaller than the sum of its proper divisors (77782962618).

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

66667034034 is a wasteful number, since it uses less digits than its factorization.

66667034034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121962 (or 121959 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 45.

The spelling of 66667034034 in words is "sixty-six billion, six hundred sixty-seven million, thirty-four thousand, thirty-four".