66670813770034 has 16 divisors (see below), whose sum is σ = 100991663136000. Its totient is φ = 33007019060160.

The previous prime is 66670813769969. The next prime is 66670813770061. The reversal of 66670813770034 is 43007731807666.

It is a super-2 number, since 2×66670813770034² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21813034 + ... + 24680965.

It is an arithmetic number, because the mean of its divisors is an integer number (6311978946000).

Almost surely, 2^{66670813770034} is an apocalyptic number.

66670813770034 is a deficient number, since it is larger than the sum of its proper divisors (34320849365966).

66670813770034 is a wasteful number, since it uses less digits than its factorization.

66670813770034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46501065.

The product of its (nonzero) digits is 21337344, while the sum is 58.

The spelling of 66670813770034 in words is "sixty-six trillion, six hundred seventy billion, eight hundred thirteen million, seven hundred seventy thousand, thirty-four".