253243541126 has 8 divisors (see below), whose sum is σ = 379867467744. Its totient is φ = 126621051880.

The previous prime is 253243541119. The next prime is 253243541141. The reversal of 253243541126 is 621145342352.

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

It is a super-2 number, since 2×253243541126² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 253243541126.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 413891 + ... + 823281.

It is an arithmetic number, because the mean of its divisors is an integer number (47483433468).

Almost surely, 2^253243541126 is an apocalyptic number.

253243541126 is a deficient number, since it is larger than the sum of its proper divisors (126623926618).

253243541126 is a wasteful number, since it uses less digits than its factorization.

253243541126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718686.

The product of its digits is 172800, while the sum is 38.

Adding to 253243541126 its reverse (621145342352), we get a palindrome (874388883478).

The spelling of 253243541126 in words is "two hundred fifty-three billion, two hundred forty-three million, five hundred forty-one thousand, one hundred twenty-six".