44401025320 has 16 divisors (see below), whose sum is σ = 99902307060. Its totient is φ = 17760410112.

The previous prime is 44401025297. The next prime is 44401025327. The reversal of 44401025320 is 2352010444.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 44117641764 + 283383556 = 210042^2 + 16834^2 .

It is a super-2 number, since 2×44401025320² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44401025327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555012777 + ... + 555012856.

Almost surely, 2^44401025320 is an apocalyptic number.

44401025320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44401025320 is an abundant number, since it is smaller than the sum of its proper divisors (55501281740).

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

44401025320 is a wasteful number, since it uses less digits than its factorization.

44401025320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110025644 (or 1110025640 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 44401025320 its reverse (2352010444), we get a palindrome (46753035764).

The spelling of 44401025320 in words is "forty-four billion, four hundred one million, twenty-five thousand, three hundred twenty".