66707073410 has 16 divisors (see below), whose sum is σ = 120333201912. Its totient is φ = 26624947200.

The previous prime is 66707073409. The next prime is 66707073413. The reversal of 66707073410 is 1437070766.

It can be written as a sum of positive squares in 4 ways, for example, as 52523930761 + 14183142649 = 229181^2 + 119093^2 .

It is not an unprimeable number, because it can be changed into a prime (66707073413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7230431 + ... + 7239650.

Almost surely, 2^66707073410 is an apocalyptic number.

66707073410 is a deficient number, since it is larger than the sum of its proper divisors (53626128502).

66707073410 is a wasteful number, since it uses less digits than its factorization.

66707073410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14470549.

The product of its (nonzero) digits is 148176, while the sum is 41.

The spelling of 66707073410 in words is "sixty-six billion, seven hundred seven million, seventy-three thousand, four hundred ten".