5161826280 has 256 divisors, whose sum is σ = 17788377600. Its totient is φ = 1187020800.

The previous prime is 5161826207. The next prime is 5161826281. The reversal of 5161826280 is 826281615.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (5161826281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4003876 + ... + 4005164.

It is an arithmetic number, because the mean of its divisors is an integer number (69485850).

Almost surely, 2^5161826280 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 5161826280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8894188800).

5161826280 is an abundant number, since it is smaller than the sum of its proper divisors (12626551320).

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

5161826280 is a wasteful number, since it uses less digits than its factorization.

5161826280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484 (or 1480 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The square root of 5161826280 is about 71845.8508196542. The cubic root of 5161826280 is about 1728.2283622022.

The spelling of 5161826280 in words is "five billion, one hundred sixty-one million, eight hundred twenty-six thousand, two hundred eighty".