44534350440 has 96 divisors (see below), whose sum is σ = 146362998600. Its totient is φ = 11742382080.

The previous prime is 44534350411. The next prime is 44534350457. The reversal of 44534350440 is 4405343544.

It can be written as a sum of positive squares in 4 ways, for example, as 35001171396 + 9533179044 = 187086^2 + 97638^2 .

It is a super-2 number, since 2×44534350440² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 44534350395 and 44534350404.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 662941 + ... + 727020.

Almost surely, 2^44534350440 is an apocalyptic number.

44534350440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44534350440 is an abundant number, since it is smaller than the sum of its proper divisors (101828648160).

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

44534350440 is a wasteful number, since it uses less digits than its factorization.

44534350440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390067 (or 1390060 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 36.

Adding to 44534350440 its reverse (4405343544), we get a palindrome (48939693984).

It can be divided in two parts, 445343504 and 40, that added together give a palindrome (445343544).

The spelling of 44534350440 in words is "forty-four billion, five hundred thirty-four million, three hundred fifty thousand, four hundred forty".