44534021445440 has 112 divisors (see below), whose sum is σ = 112933722886992. Its totient is φ = 16668837052416.

The previous prime is 44534021445427. The next prime is 44534021445509. The reversal of 44534021445440 is 4454412043544.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 11463424949824 + 33070596495616 = 3385768^2 + 5750704^2 .

It is a super-2 number, since 2×44534021445440² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44534021445391 and 44534021445400.

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 15 ways as a sum of consecutive naturals, for example, 22718999 + ... + 24601238.

It is an arithmetic number, because the mean of its divisors is an integer number (1008336811491).

Almost surely, 2^{44534021445440} is an apocalyptic number.

44534021445440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44534021445440 is an abundant number, since it is smaller than the sum of its proper divisors (68399701441552).

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

44534021445440 is a wasteful number, since it uses less digits than its factorization.

44534021445440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47320444 (or 47320434 counting only the distinct ones).

The product of its (nonzero) digits is 2457600, while the sum is 44.

Adding to 44534021445440 its reverse (4454412043544), we get a palindrome (48988433488984).

The spelling of 44534021445440 in words is "forty-four trillion, five hundred thirty-four billion, twenty-one million, four hundred forty-five thousand, four hundred forty".