70474108018 has 4 divisors (see below), whose sum is σ = 105711162030. Its totient is φ = 35237054008.

The previous prime is 70474107967. The next prime is 70474108021. The reversal of 70474108018 is 81080147407.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38760553129 + 31713554889 = 196877^2 + 178083^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17618527003 + ... + 17618527006.

Almost surely, 2^70474108018 is an apocalyptic number.

70474108018 is a deficient number, since it is larger than the sum of its proper divisors (35237054012).

70474108018 is a wasteful number, since it uses less digits than its factorization.

70474108018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35237054011.

The product of its (nonzero) digits is 50176, while the sum is 40.

The spelling of 70474108018 in words is "seventy billion, four hundred seventy-four million, one hundred eight thousand, eighteen".