870668726441418 has 24 divisors (see below), whose sum is σ = 1887351946580100. Its totient is φ = 290083979692224.

The previous prime is 870668726441407. The next prime is 870668726441419. The reversal of 870668726441418 is 814144627866078.

870668726441418 is a `hidden beast` number, since 8 + 7 + 0 + 66 + 87 + 2 + 6 + 441 + 41 + 8 = 666.

870668726441418 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 641617664209929 + 229051062231489 = 25330173^2 + 15134433^2 .

It is not an unprimeable number, because it can be changed into a prime (870668726441419) 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, 11577388153 + ... + 11577463356.

Almost surely, 2^{870668726441418} is an apocalyptic number.

870668726441418 is an abundant number, since it is smaller than the sum of its proper divisors (1016683220138682).

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

870668726441418 is a wasteful number, since it uses less digits than its factorization.

870668726441418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23154853606 (or 23154853603 counting only the distinct ones).

The product of its (nonzero) digits is 693633024, while the sum is 72.

The spelling of 870668726441418 in words is "eight hundred seventy trillion, six hundred sixty-eight billion, seven hundred twenty-six million, four hundred forty-one thousand, four hundred eighteen".