70039990166 has 8 divisors (see below), whose sum is σ = 106389858720. Its totient is φ = 34576703928.

The previous prime is 70039990127. The next prime is 70039990169. The reversal of 70039990166 is 66109993007.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70039990169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221645381 + ... + 221645696.

It is an arithmetic number, because the mean of its divisors is an integer number (13298732340).

Almost surely, 2^70039990166 is an apocalyptic number.

70039990166 is a deficient number, since it is larger than the sum of its proper divisors (36349868554).

70039990166 is a wasteful number, since it uses less digits than its factorization.

70039990166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443291158.

The product of its (nonzero) digits is 551124, while the sum is 50.

The spelling of 70039990166 in words is "seventy billion, thirty-nine million, nine hundred ninety thousand, one hundred sixty-six".