44548480185381 has 6 divisors (see below), whose sum is σ = 64347804712230. Its totient is φ = 29698986790248.

The previous prime is 44548480185373. The next prime is 44548480185383. The reversal of 44548480185381 is 18358108484544.

44548480185381 is a `hidden beast` number, since 4 + 4 + 5 + 4 + 8 + 4 + 80 + 18 + 538 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 29257994992356 + 15290485193025 = 5409066^2 + 3910305^2 .

It is not a de Polignac number, because 44548480185381 - 2³ = 44548480185373 is a prime.

It is a super-2 number, since 2×44548480185381² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44548480185383) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2474915565846 + ... + 2474915565863.

It is an arithmetic number, because the mean of its divisors is an integer number (10724634118705).

Almost surely, 2^{44548480185381} is an apocalyptic number.

It is an amenable number.

44548480185381 is a deficient number, since it is larger than the sum of its proper divisors (19799324526849).

44548480185381 is a wasteful number, since it uses less digits than its factorization.

44548480185381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4949831131715 (or 4949831131712 counting only the distinct ones).

The product of its (nonzero) digits is 78643200, while the sum is 63.

The spelling of 44548480185381 in words is "forty-four trillion, five hundred forty-eight billion, four hundred eighty million, one hundred eighty-five thousand, three hundred eighty-one".