253642326311 has 8 divisors (see below), whose sum is σ = 276706191744. Its totient is φ = 230579372920.

The previous prime is 253642326247. The next prime is 253642326319. The reversal of 253642326311 is 113623246352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 253642326311 - 2⁶ = 253642326247 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 (253642326319) 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 7 ways as a sum of consecutive naturals, for example, 438110 + ... + 836196.

It is an arithmetic number, because the mean of its divisors is an integer number (34588273968).

Almost surely, 2^253642326311 is an apocalyptic number.

253642326311 is a deficient number, since it is larger than the sum of its proper divisors (23063865433).

253642326311 is a wasteful number, since it uses less digits than its factorization.

253642326311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456021.

The product of its digits is 155520, while the sum is 38.

The spelling of 253642326311 in words is "two hundred fifty-three billion, six hundred forty-two million, three hundred twenty-six thousand, three hundred eleven".