44482207545 has 12 divisors (see below), whose sum is σ = 77102493156. Its totient is φ = 23723844000.

The previous prime is 44482207541. The next prime is 44482207643. The reversal of 44482207545 is 54570228444.

44482207545 is a `hidden beast` number, since 4 + 4 + 4 + 82 + 20 + 7 + 545 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 22640619024 + 21841588521 = 150468^2 + 147789^2 .

It is not a de Polignac number, because 44482207545 - 2² = 44482207541 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 988493501 = 44482207545 / (4 + 4 + 4 + 8 + 2 + 2 + 0 + 7 + 5 + 4 + 5).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 44482207545.

It is not an unprimeable number, because it can be changed into a prime (44482207541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 494246706 + ... + 494246795.

It is an arithmetic number, because the mean of its divisors is an integer number (6425207763).

Almost surely, 2^44482207545 is an apocalyptic number.

44482207545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44482207545 is a deficient number, since it is larger than the sum of its proper divisors (32620285611).

44482207545 is a wasteful number, since it uses less digits than its factorization.

44482207545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988493512 (or 988493509 counting only the distinct ones).

The product of its (nonzero) digits is 1433600, while the sum is 45.

The spelling of 44482207545 in words is "forty-four billion, four hundred eighty-two million, two hundred seven thousand, five hundred forty-five".