44521823998 has 4 divisors (see below), whose sum is σ = 66782736000. Its totient is φ = 22260911998.

The previous prime is 44521823993. The next prime is 44521824023. The reversal of 44521823998 is 89932812544.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44521823993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11130455998 + ... + 11130456001.

It is an arithmetic number, because the mean of its divisors is an integer number (16695684000).

Almost surely, 2^44521823998 is an apocalyptic number.

44521823998 is a deficient number, since it is larger than the sum of its proper divisors (22260912002).

44521823998 is a wasteful number, since it uses less digits than its factorization.

44521823998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22260912001.

The product of its digits is 4976640, while the sum is 55.

The spelling of 44521823998 in words is "forty-four billion, five hundred twenty-one million, eight hundred twenty-three thousand, nine hundred ninety-eight".