252411543403311 has 4 divisors (see below), whose sum is σ = 336548724537752. Its totient is φ = 168274362268872.

The previous prime is 252411543403309. The next prime is 252411543403391. The reversal of 252411543403311 is 113304345114252.

252411543403311 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.

It is not a de Polignac number, because 252411543403311 - 2¹ = 252411543403309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 252411543403311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252411543403391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42068590567216 + ... + 42068590567221.

It is an arithmetic number, because the mean of its divisors is an integer number (84137181134438).

Almost surely, 2^{252411543403311} is an apocalyptic number.

252411543403311 is a deficient number, since it is larger than the sum of its proper divisors (84137181134441).

252411543403311 is an equidigital number, since it uses as much as digits as its factorization.

252411543403311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84137181134440.

The product of its (nonzero) digits is 172800, while the sum is 39.

Adding to 252411543403311 its reverse (113304345114252), we get a palindrome (365715888517563).

The spelling of 252411543403311 in words is "two hundred fifty-two trillion, four hundred eleven billion, five hundred forty-three million, four hundred three thousand, three hundred eleven".