44039675745 has 24 divisors (see below), whose sum is σ = 82207395816. Its totient is φ = 21681070848.

The previous prime is 44039675689. The next prime is 44039675747. The reversal of 44039675745 is 54757693044.

44039675745 is a `hidden beast` number, since 4 + 4 + 0 + 3 + 9 + 67 + 574 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 478559376 + 43561116369 = 21876^2 + 208713^2 .

It is not a de Polignac number, because 44039675745 - 2⁸ = 44039675489 is a prime.

It is a super-3 number, since 3×44039675745³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44039675691 and 44039675700.

It is not an unprimeable number, because it can be changed into a prime (44039675747) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37640164 + ... + 37641333.

It is an arithmetic number, because the mean of its divisors is an integer number (3425308159).

Almost surely, 2^44039675745 is an apocalyptic number.

44039675745 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44039675745 is a deficient number, since it is larger than the sum of its proper divisors (38167720071).

44039675745 is a wasteful number, since it uses less digits than its factorization.

44039675745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75281521 (or 75281518 counting only the distinct ones).

The product of its (nonzero) digits is 12700800, while the sum is 54.

The spelling of 44039675745 in words is "forty-four billion, thirty-nine million, six hundred seventy-five thousand, seven hundred forty-five".