52146570799 has 2 divisors, whose sum is σ = 52146570800. Its totient is φ = 52146570798.

The previous prime is 52146570779. The next prime is 52146570887. The reversal of 52146570799 is 99707564125.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52146570799 - 2⁵ = 52146570767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52146570779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26073285399 + 26073285400.

It is an arithmetic number, because the mean of its divisors is an integer number (26073285400).

Almost surely, 2^52146570799 is an apocalyptic number.

52146570799 is a deficient number, since it is larger than the sum of its proper divisors (1).

52146570799 is an equidigital number, since it uses as much as digits as its factorization.

52146570799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4762800, while the sum is 55.

The spelling of 52146570799 in words is "fifty-two billion, one hundred forty-six million, five hundred seventy thousand, seven hundred ninety-nine".