126718223466 has 16 divisors (see below), whose sum is σ = 253459036224. Its totient is φ = 42235642944.

The previous prime is 126718223459. The next prime is 126718223497. The reversal of 126718223466 is 664322817621.

It is a super-2 number, since 2×126718223466² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 867855 + ... + 1003298.

It is an arithmetic number, because the mean of its divisors is an integer number (15841189764).

Almost surely, 2^126718223466 is an apocalyptic number.

126718223466 is an abundant number, since it is smaller than the sum of its proper divisors (126740812758).

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

126718223466 is a wasteful number, since it uses less digits than its factorization.

126718223466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1882445.

The product of its digits is 1161216, while the sum is 48.

The spelling of 126718223466 in words is "one hundred twenty-six billion, seven hundred eighteen million, two hundred twenty-three thousand, four hundred sixty-six".