5166494080 has 128 divisors (see below), whose sum is σ = 13510022400. Its totient is φ = 1873704960.

The previous prime is 5166494057. The next prime is 5166494087. The reversal of 5166494080 is 804946615.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×5166494080² = 53385322157350092800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5166494087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3540391 + ... + 3541849.

It is an arithmetic number, because the mean of its divisors is an integer number (105547050).

Almost surely, 2^5166494080 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 5166494080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6755011200).

5166494080 is an abundant number, since it is smaller than the sum of its proper divisors (8343528320).

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

5166494080 is a wasteful number, since it uses less digits than its factorization.

5166494080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1992 (or 1980 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 5166494080 is about 71878.3283055470. The cubic root of 5166494080 is about 1728.7491464804.

The spelling of 5166494080 in words is "five billion, one hundred sixty-six million, four hundred ninety-four thousand, eighty".