52515450411 has 4 divisors (see below), whose sum is σ = 70020600552. Its totient is φ = 35010300272.

The previous prime is 52515450343. The next prime is 52515450413. The reversal of 52515450411 is 11405451525.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 52515450411 - 2¹⁸ = 52515188267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52515450413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8752575066 + ... + 8752575071.

It is an arithmetic number, because the mean of its divisors is an integer number (17505150138).

Almost surely, 2^52515450411 is an apocalyptic number.

52515450411 is a deficient number, since it is larger than the sum of its proper divisors (17505150141).

52515450411 is a wasteful number, since it uses less digits than its factorization.

52515450411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17505150140.

The product of its (nonzero) digits is 20000, while the sum is 33.

The spelling of 52515450411 in words is "fifty-two billion, five hundred fifteen million, four hundred fifty thousand, four hundred eleven".