8428662668248 has 8 divisors (see below), whose sum is σ = 15803742502980. Its totient is φ = 4214331334120.

The previous prime is 8428662668119. The next prime is 8428662668317.

8428662668248 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526791416758 + ... + 526791416773.

Almost surely, 2^{8428662668248} is an apocalyptic number.

It is an amenable number.

8428662668248 is a deficient number, since it is larger than the sum of its proper divisors (7375079834732).

8428662668248 is a wasteful number, since it uses less digits than its factorization.

8428662668248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053582833537 (or 1053582833533 counting only the distinct ones).

The product of its digits is 679477248, while the sum is 70.

The spelling of 8428662668248 in words is "eight trillion, four hundred twenty-eight billion, six hundred sixty-two million, six hundred sixty-eight thousand, two hundred forty-eight".