8369297664 has 288 divisors, whose sum is σ = 28306489344. Its totient is φ = 2135531520.

The previous prime is 8369297641. The next prime is 8369297719. The reversal of 8369297664 is 4667929638.

It is a junction number, because it is equal to n+sod(n) for n = 8369297598 and 8369297607.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2164597 + ... + 2168459.

Almost surely, 2^8369297664 is an apocalyptic number.

8369297664 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8369297664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14153244672).

8369297664 is an abundant number, since it is smaller than the sum of its proper divisors (19937191680).

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

8369297664 is a wasteful number, since it uses less digits than its factorization.

8369297664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3933 (or 3919 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 60.

The square root of 8369297664 is about 91483.8655938849. The cubic root of 8369297664 is about 2030.3130438473.

The spelling of 8369297664 in words is "eight billion, three hundred sixty-nine million, two hundred ninety-seven thousand, six hundred sixty-four".