44205621045 has 16 divisors (see below), whose sum is σ = 70733981760. Its totient is φ = 23574668544.

The previous prime is 44205621041. The next prime is 44205621049. The reversal of 44205621045 is 54012650244.

It is an interprime number because it is at equal distance from previous prime (44205621041) and next prime (44205621049).

It is not a de Polignac number, because 44205621045 - 2² = 44205621041 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 44205620997 and 44205621015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44205621041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133341 + ... + 325869.

It is an arithmetic number, because the mean of its divisors is an integer number (4420873860).

Almost surely, 2^44205621045 is an apocalyptic number.

It is an amenable number.

44205621045 is a deficient number, since it is larger than the sum of its proper divisors (26528360715).

44205621045 is a wasteful number, since it uses less digits than its factorization.

44205621045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207844.

The product of its (nonzero) digits is 38400, while the sum is 33.

The spelling of 44205621045 in words is "forty-four billion, two hundred five million, six hundred twenty-one thousand, forty-five".