52031020502 has 4 divisors (see below), whose sum is σ = 78046530756. Its totient is φ = 26015510250.

The previous prime is 52031020501. The next prime is 52031020513. The reversal of 52031020502 is 20502013025.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52031020501) by changing a digit.

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 as a sum of consecutive naturals, namely, 13007755124 + ... + 13007755127.

It is an arithmetic number, because the mean of its divisors is an integer number (19511632689).

Almost surely, 2^52031020502 is an apocalyptic number.

52031020502 is a deficient number, since it is larger than the sum of its proper divisors (26015510254).

52031020502 is a wasteful number, since it uses less digits than its factorization.

52031020502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26015510253.

The product of its (nonzero) digits is 600, while the sum is 20.

Adding to 52031020502 its reverse (20502013025), we get a palindrome (72533033527).

The spelling of 52031020502 in words is "fifty-two billion, thirty-one million, twenty thousand, five hundred two".