1253344305144 has 64 divisors (see below), whose sum is σ = 3194496374400. Its totient is φ = 409665700224.

The previous prime is 1253344305131. The next prime is 1253344305181. The reversal of 1253344305144 is 4415034433521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 552622 + ... + 1676925.

It is an arithmetic number, because the mean of its divisors is an integer number (49914005850).

Almost surely, 2^{1253344305144} is an apocalyptic number.

It is an amenable number.

1253344305144 is an abundant number, since it is smaller than the sum of its proper divisors (1941152069256).

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

1253344305144 is a wasteful number, since it uses less digits than its factorization.

1253344305144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2230012 (or 2230008 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 1253344305144 its reverse (4415034433521), we get a palindrome (5668378738665).

The spelling of 1253344305144 in words is "one trillion, two hundred fifty-three billion, three hundred forty-four million, three hundred five thousand, one hundred forty-four".