44552120421 has 8 divisors (see below), whose sum is σ = 59462773504. Its totient is φ = 29671440480.

The previous prime is 44552120329. The next prime is 44552120423. The reversal of 44552120421 is 12402125544.

44552120421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 44552120421 - 2¹⁰ = 44552119397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44552120423) 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, 7489816 + ... + 7495761.

It is an arithmetic number, because the mean of its divisors is an integer number (7432846688).

Almost surely, 2^44552120421 is an apocalyptic number.

It is an amenable number.

44552120421 is a deficient number, since it is larger than the sum of its proper divisors (14910653083).

44552120421 is a wasteful number, since it uses less digits than its factorization.

44552120421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14986571.

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 44552120421 its reverse (12402125544), we get a palindrome (56954245965).

The spelling of 44552120421 in words is "forty-four billion, five hundred fifty-two million, one hundred twenty thousand, four hundred twenty-one".