5123263512 has 64 divisors (see below), whose sum is σ = 13514803200. Its totient is φ = 1613969280.

The previous prime is 5123263487. The next prime is 5123263549. The reversal of 5123263512 is 2153623215.

It is a self number, because there is not a number n which added to its sum of digits gives 5123263512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178633 + ... + 205319.

It is an arithmetic number, because the mean of its divisors is an integer number (211168800).

Almost surely, 2^5123263512 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 5123263512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6757401600).

5123263512 is an abundant number, since it is smaller than the sum of its proper divisors (8391539688).

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

5123263512 is a wasteful number, since it uses less digits than its factorization.

5123263512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27136 (or 27132 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 5123263512 is about 71576.9761305966. The cubic root of 5123263512 is about 1723.9138733861.

Adding to 5123263512 its reverse (2153623215), we get a palindrome (7276886727).

The spelling of 5123263512 in words is "five billion, one hundred twenty-three million, two hundred sixty-three thousand, five hundred twelve".