5665382190 has 192 divisors, whose sum is σ = 17318246400. Its totient is φ = 1321017984.

The previous prime is 5665382161. The next prime is 5665382197. The reversal of 5665382190 is 912835665.

5665382190 is a `hidden beast` number, since 5 + 6 + 6 + 538 + 21 + 90 = 666.

It is a super-2 number, since 2×5665382190² = 64193110717538392200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5665382197) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 595491 + ... + 604929.

It is an arithmetic number, because the mean of its divisors is an integer number (90199200).

Almost surely, 2^5665382190 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5665382190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8659123200).

5665382190 is an abundant number, since it is smaller than the sum of its proper divisors (11652864210).

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

5665382190 is a wasteful number, since it uses less digits than its factorization.

5665382190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9493 (or 9481 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The square root of 5665382190 is about 75268.7331499607. The cubic root of 5665382190 is about 1782.6923643641.

The spelling of 5665382190 in words is "five billion, six hundred sixty-five million, three hundred eighty-two thousand, one hundred ninety".