52500515105 has 4 divisors (see below), whose sum is σ = 63000618132. Its totient is φ = 42000412080.

The previous prime is 52500515099. The next prime is 52500515131. The reversal of 52500515105 is 50151500525.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6620588689 + 45879926416 = 81367^2 + 214196^2 .

It is not a de Polignac number, because 52500515105 - 2¹² = 52500511009 is a prime.

It is a super-2 number, since 2×52500515105² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5250051506 + ... + 5250051515.

It is an arithmetic number, because the mean of its divisors is an integer number (15750154533).

Almost surely, 2^52500515105 is an apocalyptic number.

It is an amenable number.

52500515105 is a deficient number, since it is larger than the sum of its proper divisors (10500103027).

52500515105 is a wasteful number, since it uses less digits than its factorization.

52500515105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10500103026.

The product of its (nonzero) digits is 6250, while the sum is 29.

The spelling of 52500515105 in words is "fifty-two billion, five hundred million, five hundred fifteen thousand, one hundred five".