44521042521 has 4 divisors (see below), whose sum is σ = 59361390032. Its totient is φ = 29680695012.

The previous prime is 44521042499. The next prime is 44521042541. The reversal of 44521042521 is 12524012544.

44521042521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 44521042521 - 2⁹ = 44521042009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44521042541) 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, 7420173751 + ... + 7420173756.

It is an arithmetic number, because the mean of its divisors is an integer number (14840347508).

Almost surely, 2^44521042521 is an apocalyptic number.

It is an amenable number.

44521042521 is a deficient number, since it is larger than the sum of its proper divisors (14840347511).

44521042521 is a wasteful number, since it uses less digits than its factorization.

44521042521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14840347510.

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

The spelling of 44521042521 in words is "forty-four billion, five hundred twenty-one million, forty-two thousand, five hundred twenty-one".