5165511000 has 256 divisors, whose sum is σ = 18272217600. Its totient is φ = 1204416000.

The previous prime is 5165510971. The next prime is 5165511007. The reversal of 5165511000 is 1155615.

It is a super-2 number, since 2×5165511000² = 53365007782242000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5165511007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 737515 + ... + 744485.

It is an arithmetic number, because the mean of its divisors is an integer number (71375850).

Almost surely, 2^5165511000 is an apocalyptic number.

5165511000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5165511000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9136108800).

5165511000 is an abundant number, since it is smaller than the sum of its proper divisors (13106706600).

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

5165511000 is a wasteful number, since it uses less digits than its factorization.

5165511000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7027 (or 7013 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 5165511000 is about 71871.4894794869. The cubic root of 5165511000 is about 1728.6394907842.

Adding to 5165511000 its reverse (1155615), we get a palindrome (5166666615).

The spelling of 5165511000 in words is "five billion, one hundred sixty-five million, five hundred eleven thousand".