5145231510 has 128 divisors (see below), whose sum is σ = 14324428800. Its totient is φ = 1312692480.

The previous prime is 5145231473. The next prime is 5145231523. The reversal of 5145231510 is 151325415.

5145231510 is a `hidden beast` number, since 5 + 145 + 2 + 3 + 1 + 510 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 741477 + ... + 748383.

It is an arithmetic number, because the mean of its divisors is an integer number (111909600).

Almost surely, 2^5145231510 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5145231510, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7162214400).

5145231510 is an abundant number, since it is smaller than the sum of its proper divisors (9179197290).

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

5145231510 is a wasteful number, since it uses less digits than its factorization.

5145231510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7043 (or 7037 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 5145231510 is about 71730.2691337486. The cubic root of 5145231510 is about 1726.3743451920.

Adding to 5145231510 its reverse (151325415), we get a palindrome (5296556925).

The spelling of 5145231510 in words is "five billion, one hundred forty-five million, two hundred thirty-one thousand, five hundred ten".