8190359664 has 80 divisors (see below), whose sum is σ = 22140538272. Its totient is φ = 2606183424.

The previous prime is 8190359647. The next prime is 8190359687. The reversal of 8190359664 is 4669530918.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50622 + ... + 137634.

Almost surely, 2^8190359664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8190359664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11070269136).

8190359664 is an abundant number, since it is smaller than the sum of its proper divisors (13950178608).

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

8190359664 is a wasteful number, since it uses less digits than its factorization.

8190359664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87114 (or 87108 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 51.

The square root of 8190359664 is about 90500.6058764249. The cubic root of 8190359664 is about 2015.7391204690.

The spelling of 8190359664 in words is "eight billion, one hundred ninety million, three hundred fifty-nine thousand, six hundred sixty-four".