253444245241323 has 16 divisors (see below), whose sum is σ = 341029614435840. Its totient is φ = 167410886910624.

The previous prime is 253444245241303. The next prime is 253444245241351. The reversal of 253444245241323 is 323142542444352.

It is not a de Polignac number, because 253444245241323 - 2⁹ = 253444245240811 is a prime.

It is a super-2 number, since 2×253444245241323² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (253444245241303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26140990 + ... + 34499852.

It is an arithmetic number, because the mean of its divisors is an integer number (21314350902240).

Almost surely, 2^{253444245241323} is an apocalyptic number.

253444245241323 is a deficient number, since it is larger than the sum of its proper divisors (87585369194517).

253444245241323 is a wasteful number, since it uses less digits than its factorization.

253444245241323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8451698.

The product of its digits is 11059200, while the sum is 48.

Adding to 253444245241323 its reverse (323142542444352), we get a palindrome (576586787685675).

The spelling of 253444245241323 in words is "two hundred fifty-three trillion, four hundred forty-four billion, two hundred forty-five million, two hundred forty-one thousand, three hundred twenty-three".