6666670400070 has 16 divisors (see below), whose sum is σ = 16000008960240. Its totient is φ = 1777778773344.

The previous prime is 6666670400057. The next prime is 6666670400077. The reversal of 6666670400070 is 700040766666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6666670399992 and 6666670400019.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6666670400077) 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, 111111173305 + ... + 111111173364.

It is an arithmetic number, because the mean of its divisors is an integer number (1000000560015).

Almost surely, 2^{6666670400070} is an apocalyptic number.

6666670400070 is an abundant number, since it is smaller than the sum of its proper divisors (9333338560170).

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

6666670400070 is a wasteful number, since it uses less digits than its factorization.

6666670400070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222222346679.

The product of its (nonzero) digits is 1524096, while the sum is 48.

The spelling of 6666670400070 in words is "six trillion, six hundred sixty-six billion, six hundred seventy million, four hundred thousand, seventy".