126718223467 has 8 divisors (see below), whose sum is σ = 138245740272. Its totient is φ = 115191986400.

The previous prime is 126718223459. The next prime is 126718223497. The reversal of 126718223467 is 764322817621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 126718223467 - 2³ = 126718223459 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 126718223467.

It is not an unprimeable number, because it can be changed into a prime (126718223417) 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, 106708 + ... + 514609.

It is an arithmetic number, because the mean of its divisors is an integer number (17280717534).

Almost surely, 2^126718223467 is an apocalyptic number.

126718223467 is a deficient number, since it is larger than the sum of its proper divisors (11527516805).

126718223467 is a wasteful number, since it uses less digits than its factorization.

126718223467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639869.

The product of its digits is 1354752, while the sum is 49.

The spelling of 126718223467 in words is "one hundred twenty-six billion, seven hundred eighteen million, two hundred twenty-three thousand, four hundred sixty-seven".