5664164550 has 192 divisors, whose sum is σ = 16378308864. Its totient is φ = 1280204800.

The previous prime is 5664164531. The next prime is 5664164563. The reversal of 5664164550 is 554614665.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3168757 + ... + 3170543.

It is an arithmetic number, because the mean of its divisors is an integer number (85303692).

Almost surely, 2^5664164550 is an apocalyptic number.

5664164550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5664164550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8189154432).

5664164550 is an abundant number, since it is smaller than the sum of its proper divisors (10714144314).

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

5664164550 is a wasteful number, since it uses less digits than its factorization.

5664164550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1943 (or 1938 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The square root of 5664164550 is about 75260.6440976956. The cubic root of 5664164550 is about 1782.5646393499.

The spelling of 5664164550 in words is "five billion, six hundred sixty-four million, one hundred sixty-four thousand, five hundred fifty".