44623500055221 has 8 divisors (see below), whose sum is σ = 61106054129824. Its totient is φ = 28944973008720.

The previous prime is 44623500055187. The next prime is 44623500055231. The reversal of 44623500055221 is 12255000532644.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44623500055221 - 2⁹ = 44623500054709 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44623500055221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44623500055231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201006756895 + ... + 201006757116.

It is an arithmetic number, because the mean of its divisors is an integer number (7638256766228).

Almost surely, 2^{44623500055221} is an apocalyptic number.

It is an amenable number.

44623500055221 is a deficient number, since it is larger than the sum of its proper divisors (16482554074603).

44623500055221 is a wasteful number, since it uses less digits than its factorization.

44623500055221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402013514051.

The product of its (nonzero) digits is 288000, while the sum is 39.

Adding to 44623500055221 its reverse (12255000532644), we get a palindrome (56878500587865).

The spelling of 44623500055221 in words is "forty-four trillion, six hundred twenty-three billion, five hundred million, fifty-five thousand, two hundred twenty-one".