3198488664 has 256 divisors, whose sum is σ = 9963233280. Its totient is φ = 835061760.

The previous prime is 3198488567. The next prime is 3198488693. The reversal of 3198488664 is 4668848913.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24415879 + ... + 24416009.

It is an arithmetic number, because the mean of its divisors is an integer number (38918880).

Almost surely, 2^3198488664 is an apocalyptic number.

3198488664 is a gapful number since it is divisible by the number (34) 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 3198488664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4981616640).

3198488664 is an abundant number, since it is smaller than the sum of its proper divisors (6764744616).

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

3198488664 is a wasteful number, since it uses less digits than its factorization.

3198488664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350 (or 346 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 57.

The square root of 3198488664 is about 56555.1824680992. The cubic root of 3198488664 is about 1473.3805708643.

The spelling of 3198488664 in words is "three billion, one hundred ninety-eight million, four hundred eighty-eight thousand, six hundred sixty-four".