5155541120 has 128 divisors (see below), whose sum is σ = 12816198000. Its totient is φ = 1980776448.

The previous prime is 5155541117. The next prime is 5155541129. The reversal of 5155541120 is 211455515.

It can be written as a sum of positive squares in 8 ways, for example, as 2118208576 + 3037332544 = 46024^2 + 55112^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (5155541129) 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, 4249634 + ... + 4250846.

Almost surely, 2^5155541120 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 5155541120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6408099000).

5155541120 is an abundant number, since it is smaller than the sum of its proper divisors (7660656880).

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

5155541120 is a wasteful number, since it uses less digits than its factorization.

5155541120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1490 (or 1478 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 29.

The square root of 5155541120 is about 71802.0969053133. The cubic root of 5155541120 is about 1727.5266335985.

Adding to 5155541120 its reverse (211455515), we get a palindrome (5366996635).

The spelling of 5155541120 in words is "five billion, one hundred fifty-five million, five hundred forty-one thousand, one hundred twenty".