8742266622478 has 16 divisors (see below), whose sum is σ = 13131094970304. Its totient is φ = 4365235294560.

The previous prime is 8742266622433. The next prime is 8742266622491.

8742266622478 is nontrivially palindromic in base 10.

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, 77855851 + ... + 77968057.

It is an arithmetic number, because the mean of its divisors is an integer number (820693435644).

Almost surely, 2^{8742266622478} is an apocalyptic number.

8742266622478 is a deficient number, since it is larger than the sum of its proper divisors (4388828347826).

8742266622478 is a wasteful number, since it uses less digits than its factorization.

8742266622478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164427.

The product of its digits is 173408256, while the sum is 64.

The spelling of 8742266622478 in words is "eight trillion, seven hundred forty-two billion, two hundred sixty-six million, six hundred twenty-two thousand, four hundred seventy-eight".