5145251224 has 64 divisors (see below), whose sum is σ = 10526112000. Its totient is φ = 2348519040.

The previous prime is 5145251149. The next prime is 5145251227. The reversal of 5145251224 is 4221525415.

It is a super-2 number, since 2×5145251224² = 52947220316146996352, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5145251227) 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, 3274359 + ... + 3275929.

It is an arithmetic number, because the mean of its divisors is an integer number (164470500).

Almost surely, 2^5145251224 is an apocalyptic number.

It is an amenable number.

5145251224 is an abundant number, since it is smaller than the sum of its proper divisors (5380860776).

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

5145251224 is a wasteful number, since it uses less digits than its factorization.

5145251224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2368 (or 2364 counting only the distinct ones).

The product of its digits is 16000, while the sum is 31.

The square root of 5145251224 is about 71730.4065511970. The cubic root of 5145251224 is about 1726.3765500621.

Adding to 5145251224 its reverse (4221525415), we get a palindrome (9366776639).

The spelling of 5145251224 in words is "five billion, one hundred forty-five million, two hundred fifty-one thousand, two hundred twenty-four".