253445045232 has 40 divisors (see below), whose sum is σ = 656609102800. Its totient is φ = 84239608320.

The previous prime is 253445045213. The next prime is 253445045257. The reversal of 253445045232 is 232540544352.

It is a super-3 number, since 3×253445045232³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7547869 + ... + 7581372.

It is an arithmetic number, because the mean of its divisors is an integer number (16415227570).

Almost surely, 2^253445045232 is an apocalyptic number.

It is an amenable number.

253445045232 is an abundant number, since it is smaller than the sum of its proper divisors (403164057568).

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

253445045232 is a wasteful number, since it uses less digits than its factorization.

253445045232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15129601 (or 15129595 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 39.

Adding to 253445045232 its reverse (232540544352), we get a palindrome (485985589584).

The spelling of 253445045232 in words is "two hundred fifty-three billion, four hundred forty-five million, forty-five thousand, two hundred thirty-two".