5162489280 has 336 divisors, whose sum is σ = 20250082944. Its totient is φ = 1195868160.

The previous prime is 5162489273. The next prime is 5162489281. The reversal of 5162489280 is 829842615.

5162489280 is a `hidden beast` number, since 5 + 162 + 489 + 2 + 8 + 0 = 666.

It is a super-2 number, since 2×5162489280² = 53302591132229836800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5162489281) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 632425 + ... + 640535.

It is an arithmetic number, because the mean of its divisors is an integer number (60268104).

Almost surely, 2^5162489280 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 5162489280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10125041472).

5162489280 is an abundant number, since it is smaller than the sum of its proper divisors (15087593664).

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

5162489280 is a wasteful number, since it uses less digits than its factorization.

5162489280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8164 (or 8151 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The square root of 5162489280 is about 71850.4647166600. The cubic root of 5162489280 is about 1728.3023519291.

It can be divided in two parts, 516 and 2489280, that added together give a triangular number (2489796 = T₂₂₃₁).

The spelling of 5162489280 in words is "five billion, one hundred sixty-two million, four hundred eighty-nine thousand, two hundred eighty".