3664969416 has 80 divisors (see below), whose sum is σ = 10293082800. Its totient is φ = 1218351456.

The previous prime is 3664969397. The next prime is 3664969423. The reversal of 3664969416 is 6149694663.

3664969416 is a `hidden beast` number, since 3 + 66 + 496 + 94 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 238131 + ... + 253053.

It is an arithmetic number, because the mean of its divisors is an integer number (128663535).

Almost surely, 2^3664969416 is an apocalyptic number.

3664969416 is a gapful number since it is divisible by the number (36) 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 3664969416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5146541400).

3664969416 is an abundant number, since it is smaller than the sum of its proper divisors (6628113384).

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

3664969416 is a wasteful number, since it uses less digits than its factorization.

3664969416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15320 (or 15307 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 54.

The square root of 3664969416 is about 60538.9908736510. The cubic root of 3664969416 is about 1541.7837059792.

The spelling of 3664969416 in words is "three billion, six hundred sixty-four million, nine hundred sixty-nine thousand, four hundred sixteen".