44104512046521 has 4 divisors (see below), whose sum is σ = 58806016062032. Its totient is φ = 29403008031012.

The previous prime is 44104512046501. The next prime is 44104512046559. The reversal of 44104512046521 is 12564021540144.

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 44104512046521 - 2²⁹ = 44103975175609 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 44104512046521.

It is not an unprimeable number, because it can be changed into a prime (44104512046501) 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, 7350752007751 + ... + 7350752007756.

It is an arithmetic number, because the mean of its divisors is an integer number (14701504015508).

Almost surely, 2^{44104512046521} is an apocalyptic number.

It is an amenable number.

44104512046521 is a deficient number, since it is larger than the sum of its proper divisors (14701504015511).

44104512046521 is a wasteful number, since it uses less digits than its factorization.

44104512046521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14701504015510.

The product of its (nonzero) digits is 153600, while the sum is 39.

Adding to 44104512046521 its reverse (12564021540144), we get a palindrome (56668533586665).

The spelling of 44104512046521 in words is "forty-four trillion, one hundred four billion, five hundred twelve million, forty-six thousand, five hundred twenty-one".