253340441632 has 24 divisors (see below), whose sum is σ = 500833569852. Its totient is φ = 126144614400.

The previous prime is 253340441621. The next prime is 253340441633. The reversal of 253340441632 is 236144043352.

It can be written as a sum of positive squares in 2 ways, for example, as 248087671056 + 5252770576 = 498084^2 + 72476^2 .

It is a junction number, because it is equal to n+sod(n) for n = 253340441591 and 253340441600.

It is not an unprimeable number, because it can be changed into a prime (253340441633) 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 3 ways as a sum of consecutive naturals, for example, 16417369 + ... + 16432792.

Almost surely, 2^253340441632 is an apocalyptic number.

It is an amenable number.

253340441632 is a deficient number, since it is larger than the sum of its proper divisors (247493128220).

253340441632 is a wasteful number, since it uses less digits than its factorization.

253340441632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32850412 (or 32850404 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 253340441632 its reverse (236144043352), we get a palindrome (489484484984).

The spelling of 253340441632 in words is "two hundred fifty-three billion, three hundred forty million, four hundred forty-one thousand, six hundred thirty-two".