253501444132 has 24 divisors (see below), whose sum is σ = 470118330360. Its totient is φ = 119395127040.

The previous prime is 253501444129. The next prime is 253501444139. The reversal of 253501444132 is 231444105352.

It can be written as a sum of positive squares in 4 ways, for example, as 30928849956 + 222572594176 = 175866^2 + 471776^2 .

It is not an unprimeable number, because it can be changed into a prime (253501444139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26645943 + ... + 26655454.

It is an arithmetic number, because the mean of its divisors is an integer number (19588263765).

Almost surely, 2^253501444132 is an apocalyptic number.

It is an amenable number.

253501444132 is a deficient number, since it is larger than the sum of its proper divisors (216616886228).

253501444132 is a wasteful number, since it uses less digits than its factorization.

253501444132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53301471 (or 53301469 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 253501444132 its reverse (231444105352), we get a palindrome (484945549484).

The spelling of 253501444132 in words is "two hundred fifty-three billion, five hundred one million, four hundred forty-four thousand, one hundred thirty-two".