52105302503 has 8 divisors (see below), whose sum is σ = 54758056848. Its totient is φ = 49518048384.

The previous prime is 52105302497. The next prime is 52105302511. The reversal of 52105302503 is 30520350125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52105302503 - 2⁶ = 52105302439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52105302203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16373426 + ... + 16376607.

It is an arithmetic number, because the mean of its divisors is an integer number (6844757106).

Almost surely, 2^52105302503 is an apocalyptic number.

52105302503 is a deficient number, since it is larger than the sum of its proper divisors (2652754345).

52105302503 is a wasteful number, since it uses less digits than its factorization.

52105302503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32750113.

The product of its (nonzero) digits is 4500, while the sum is 26.

Adding to 52105302503 its reverse (30520350125), we get a palindrome (82625652628).

The spelling of 52105302503 in words is "fifty-two billion, one hundred five million, three hundred two thousand, five hundred three".