8267366646 has 96 divisors (see below), whose sum is σ = 22807968768. Its totient is φ = 2101662720.

The previous prime is 8267366587. The next prime is 8267366651. The reversal of 8267366646 is 6466637628.

It is a junction number, because it is equal to n+sod(n) for n = 8267366592 and 8267366601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1686 + ... + 128598.

It is an arithmetic number, because the mean of its divisors is an integer number (237583008).

Almost surely, 2^8267366646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8267366646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11403984384).

8267366646 is an abundant number, since it is smaller than the sum of its proper divisors (14540602122).

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

8267366646 is a wasteful number, since it uses less digits than its factorization.

8267366646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126986 (or 126983 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 54.

The square root of 8267366646 is about 90925.0606048739. The cubic root of 8267366646 is about 2022.0368506405.

The spelling of 8267366646 in words is "eight billion, two hundred sixty-seven million, three hundred sixty-six thousand, six hundred forty-six".