66350704040770 has 64 divisors (see below), whose sum is σ = 123102266572800. Its totient is φ = 25740585561600.

The previous prime is 66350704040767. The next prime is 66350704040833. The reversal of 66350704040770 is 7704040705366.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6859446 + ... + 13407214.

It is an arithmetic number, because the mean of its divisors is an integer number (1923472915200).

Almost surely, 2^{66350704040770} is an apocalyptic number.

66350704040770 is a deficient number, since it is larger than the sum of its proper divisors (56751562532030).

66350704040770 is a wasteful number, since it uses less digits than its factorization.

66350704040770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6548083.

The product of its (nonzero) digits is 2963520, while the sum is 49.

The spelling of 66350704040770 in words is "sixty-six trillion, three hundred fifty billion, seven hundred four million, forty thousand, seven hundred seventy".