52751899874509 has 4 divisors (see below), whose sum is σ = 57547527135840. Its totient is φ = 47956272613180.

The previous prime is 52751899874501. The next prime is 52751899874519. The reversal of 52751899874509 is 90547899815725.

It is a happy number.

52751899874509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52751899874509 - 2³ = 52751899874501 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 (52751899874501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2397813630649 + ... + 2397813630670.

It is an arithmetic number, because the mean of its divisors is an integer number (14386881783960).

Almost surely, 2^{52751899874509} is an apocalyptic number.

It is an amenable number.

52751899874509 is a deficient number, since it is larger than the sum of its proper divisors (4795627261331).

52751899874509 is a wasteful number, since it uses less digits than its factorization.

52751899874509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4795627261330.

The product of its (nonzero) digits is 2286144000, while the sum is 79.

The spelling of 52751899874509 in words is "fifty-two trillion, seven hundred fifty-one billion, eight hundred ninety-nine million, eight hundred seventy-four thousand, five hundred nine".