66673403374010 has 32 divisors (see below), whose sum is σ = 120635249231952. Its totient is φ = 26530892513280.

The previous prime is 66673403374007. The next prime is 66673403374013. The reversal of 66673403374010 is 1047330437666.

66673403374010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (66673403374007) and next prime (66673403374013).

It can be written as a sum of positive squares in 8 ways, for example, as 35229246188929 + 31444157185081 = 5935423^2 + 5607509^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 66673403374010.

It is not an unprimeable number, because it can be changed into a prime (66673403374013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 348000962 + ... + 348192498.

Almost surely, 2^{66673403374010} is an apocalyptic number.

66673403374010 is a deficient number, since it is larger than the sum of its proper divisors (53961845857942).

66673403374010 is a wasteful number, since it uses less digits than its factorization.

66673403374010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372098.

The product of its (nonzero) digits is 4572288, while the sum is 50.

The spelling of 66673403374010 in words is "sixty-six trillion, six hundred seventy-three billion, four hundred three million, three hundred seventy-four thousand, ten".