70700215166 has 24 divisors (see below), whose sum is σ = 127618620120. Its totient is φ = 29255260272.

The previous prime is 70700215163. The next prime is 70700215189. The reversal of 70700215166 is 66151200707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70700215163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12435620 + ... + 12441303.

It is an arithmetic number, because the mean of its divisors is an integer number (5317442505).

Almost surely, 2^70700215166 is an apocalyptic number.

70700215166 is a deficient number, since it is larger than the sum of its proper divisors (56918404954).

70700215166 is a wasteful number, since it uses less digits than its factorization.

70700215166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24876968 (or 24876961 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 35.

The spelling of 70700215166 in words is "seventy billion, seven hundred million, two hundred fifteen thousand, one hundred sixty-six".