3599745408 has 384 divisors, whose sum is σ = 12802428000. Its totient is φ = 991678464.

The previous prime is 3599745403. The next prime is 3599745469. The reversal of 3599745408 is 8045479953.

3599745408 is a `hidden beast` number, since 3 + 5 + 9 + 97 + 4 + 540 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3599745403) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4910610 + ... + 4911342.

Almost surely, 2^3599745408 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 3599745408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6401214000).

3599745408 is an abundant number, since it is smaller than the sum of its proper divisors (9202682592).

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

3599745408 is a wasteful number, since it uses less digits than its factorization.

3599745408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799 (or 774 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The square root of 3599745408 is about 59997.8783624888. The cubic root of 3599745408 is about 1532.5827350000.

The spelling of 3599745408 in words is "three billion, five hundred ninety-nine million, seven hundred forty-five thousand, four hundred eight".