672226816926 has 16 divisors (see below), whose sum is σ = 1536518438784. Its totient is φ = 192064804824.

The previous prime is 672226816883. The next prime is 672226816939. The reversal of 672226816926 is 629618622276.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8002700160 + ... + 8002700243.

It is an arithmetic number, because the mean of its divisors is an integer number (96032402424).

Almost surely, 2^672226816926 is an apocalyptic number.

672226816926 is an abundant number, since it is smaller than the sum of its proper divisors (864291621858).

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

672226816926 is a wasteful number, since it uses less digits than its factorization.

672226816926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16005400415.

The product of its digits is 10450944, while the sum is 57.

The spelling of 672226816926 in words is "six hundred seventy-two billion, two hundred twenty-six million, eight hundred sixteen thousand, nine hundred twenty-six".