253144242245500 has 48 divisors (see below), whose sum is σ = 552869690222304. Its totient is φ = 101257208774400.

The previous prime is 253144242245437. The next prime is 253144242245579. The reversal of 253144242245500 is 5542242441352.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113350647 + ... + 115562353.

It is an arithmetic number, because the mean of its divisors is an integer number (11518118546298).

Almost surely, 2^{253144242245500} is an apocalyptic number.

253144242245500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253144242245500 is an abundant number, since it is smaller than the sum of its proper divisors (299725447976804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253144242245500 is a wasteful number, since it uses less digits than its factorization.

253144242245500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2440639 (or 2440627 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 43.

Adding to 253144242245500 its reverse (5542242441352), we get a palindrome (258686484686852).

The spelling of 253144242245500 in words is "two hundred fifty-three trillion, one hundred forty-four billion, two hundred forty-two million, two hundred forty-five thousand, five hundred".