44020660675213 has 4 divisors (see below), whose sum is σ = 44050224585820. Its totient is φ = 43991096764608.

The previous prime is 44020660675181. The next prime is 44020660675261. The reversal of 44020660675213 is 31257606602044.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12060430132969 + 31960230542244 = 3472813^2 + 5653338^2 .

It is a cyclic number.

It is not a de Polignac number, because 44020660675213 - 2⁵ = 44020660675181 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 (44020660675913) 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, 14781953070 + ... + 14781956047.

It is an arithmetic number, because the mean of its divisors is an integer number (11012556146455).

Almost surely, 2^{44020660675213} is an apocalyptic number.

It is an amenable number.

44020660675213 is a deficient number, since it is larger than the sum of its proper divisors (29563910607).

44020660675213 is a wasteful number, since it uses less digits than its factorization.

44020660675213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29563910606.

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 44020660675213 in words is "forty-four trillion, twenty billion, six hundred sixty million, six hundred seventy-five thousand, two hundred thirteen".