3268502664 has 144 divisors (see below), whose sum is σ = 10033254000. Its totient is φ = 884592576.

The previous prime is 3268502651. The next prime is 3268502669. The reversal of 3268502664 is 4662058623.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (3268502669) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 420687 + ... + 428385.

It is an arithmetic number, because the mean of its divisors is an integer number (69675375).

Almost surely, 2^3268502664 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 3268502664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5016627000).

3268502664 is an abundant number, since it is smaller than the sum of its proper divisors (6764751336).

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

3268502664 is a wasteful number, since it uses less digits than its factorization.

3268502664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7760 (or 7730 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The square root of 3268502664 is about 57170.8200395971. The cubic root of 3268502664 is about 1484.0536945091.

The spelling of 3268502664 in words is "three billion, two hundred sixty-eight million, five hundred two thousand, six hundred sixty-four".