44135644252 has 24 divisors (see below), whose sum is σ = 88507961696. Its totient is φ = 18864560448.

The previous prime is 44135644187. The next prime is 44135644261. The reversal of 44135644252 is 25244653144.

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, 2102523 + ... + 2123410.

Almost surely, 2^44135644252 is an apocalyptic number.

It is an amenable number.

44135644252 is an abundant number, since it is smaller than the sum of its proper divisors (44372317444).

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

44135644252 is a wasteful number, since it uses less digits than its factorization.

44135644252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4226317 (or 4226315 counting only the distinct ones).

The product of its digits is 460800, while the sum is 40.

The spelling of 44135644252 in words is "forty-four billion, one hundred thirty-five million, six hundred forty-four thousand, two hundred fifty-two".