44489752605 has 20 divisors (see below), whose sum is σ = 79752001692. Its totient is φ = 23727867840.

The previous prime is 44489752553. The next prime is 44489752621. The reversal of 44489752605 is 50625798444.

44489752605 is a `hidden beast` number, since 4 + 448 + 97 + 52 + 60 + 5 = 666.

44489752605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 26600957604 + 17888795001 = 163098^2 + 133749^2 .

It is not a de Polignac number, because 44489752605 - 2⁷ = 44489752477 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 54925216 + ... + 54926025.

Almost surely, 2^44489752605 is an apocalyptic number.

44489752605 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44489752605 is a deficient number, since it is larger than the sum of its proper divisors (35262249087).

44489752605 is a wasteful number, since it uses less digits than its factorization.

44489752605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109851258 (or 109851249 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 54.

The spelling of 44489752605 in words is "forty-four billion, four hundred eighty-nine million, seven hundred fifty-two thousand, six hundred five".