5231012505 has 32 divisors (see below), whose sum is σ = 8441798400. Its totient is φ = 2765917440.

The previous prime is 5231012477. The next prime is 5231012561. The reversal of 5231012505 is 5052101325.

It is a happy number.

It is not a de Polignac number, because 5231012505 - 2⁵ = 5231012473 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 871615 + ... + 877595.

It is an arithmetic number, because the mean of its divisors is an integer number (263806200).

Almost surely, 2^5231012505 is an apocalyptic number.

It is an amenable number.

5231012505 is a deficient number, since it is larger than the sum of its proper divisors (3210785895).

5231012505 is a wasteful number, since it uses less digits than its factorization.

5231012505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6481.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 5231012505 is about 72325.7388831943. The cubic root of 5231012505 is about 1735.9155203259.

The spelling of 5231012505 in words is "five billion, two hundred thirty-one million, twelve thousand, five hundred five".