3668895594 has 128 divisors (see below), whose sum is σ = 10148544000. Its totient is φ = 956634624.

The previous prime is 3668895583. The next prime is 3668895631. The reversal of 3668895594 is 4955988663.

3668895594 is a `hidden beast` number, since 36 + 6 + 8 + 8 + 9 + 5 + 594 = 666.

It is a super-2 number, since 2×3668895594² = 26921589759345225672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon 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, 433152 + ... + 441540.

It is an arithmetic number, because the mean of its divisors is an integer number (79285500).

Almost surely, 2^3668895594 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3668895594, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5074272000).

3668895594 is an abundant number, since it is smaller than the sum of its proper divisors (6479648406).

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

3668895594 is a wasteful number, since it uses less digits than its factorization.

3668895594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8509 (or 8503 counting only the distinct ones).

The product of its digits is 55987200, while the sum is 63.

The square root of 3668895594 is about 60571.4090475036. The cubic root of 3668895594 is about 1542.3340659125.

The spelling of 3668895594 in words is "three billion, six hundred sixty-eight million, eight hundred ninety-five thousand, five hundred ninety-four".