252104331405 has 16 divisors (see below), whose sum is σ = 409387333824. Its totient is φ = 132448842240.

The previous prime is 252104331383. The next prime is 252104331419. The reversal of 252104331405 is 504133401252.

252104331405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 252104331405 - 2⁷ = 252104331277 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125424036 + ... + 125426045.

It is an arithmetic number, because the mean of its divisors is an integer number (25586708364).

Almost surely, 2^252104331405 is an apocalyptic number.

It is an amenable number.

252104331405 is a deficient number, since it is larger than the sum of its proper divisors (157283002419).

252104331405 is a wasteful number, since it uses less digits than its factorization.

252104331405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250850156.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 252104331405 its reverse (504133401252), we get a palindrome (756237732657).

The spelling of 252104331405 in words is "two hundred fifty-two billion, one hundred four million, three hundred thirty-one thousand, four hundred five".