670673704018 has 16 divisors (see below), whose sum is σ = 1065208735584. Its totient is φ = 315604906560.

The previous prime is 670673704013. The next prime is 670673704067. The reversal of 670673704018 is 810407376076.

It is a super-2 number, since 2×670673704018² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (670673704013) 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, 1861321 + ... + 2192227.

It is an arithmetic number, because the mean of its divisors is an integer number (66575545974).

Almost surely, 2^670673704018 is an apocalyptic number.

670673704018 is a deficient number, since it is larger than the sum of its proper divisors (394535031566).

670673704018 is a wasteful number, since it uses less digits than its factorization.

670673704018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390537.

The product of its (nonzero) digits is 1185408, while the sum is 49.

The spelling of 670673704018 in words is "six hundred seventy billion, six hundred seventy-three million, seven hundred four thousand, eighteen".