44454522399 has 12 divisors (see below), whose sum is σ = 68949871704. Its totient is φ = 25402584144.

The previous prime is 44454522397. The next prime is 44454522407. The reversal of 44454522399 is 99322545444.

It is a happy number.

It is not a de Polignac number, because 44454522399 - 2¹ = 44454522397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44454522397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 151205712 + ... + 151206005.

It is an arithmetic number, because the mean of its divisors is an integer number (5745822642).

Almost surely, 2^44454522399 is an apocalyptic number.

44454522399 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

44454522399 is a deficient number, since it is larger than the sum of its proper divisors (24495349305).

44454522399 is a wasteful number, since it uses less digits than its factorization.

44454522399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302411734 (or 302411727 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 51.

The spelling of 44454522399 in words is "forty-four billion, four hundred fifty-four million, five hundred twenty-two thousand, three hundred ninety-nine".