44747477141 has 2 divisors, whose sum is σ = 44747477142. Its totient is φ = 44747477140.

The previous prime is 44747477123. The next prime is 44747477143. The reversal of 44747477141 is 14177474744.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28858874641 + 15888602500 = 169879^2 + 126050^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44747477141 is a prime.

Together with 44747477143, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44747477141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44747477143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22373738570 + 22373738571.

It is an arithmetic number, because the mean of its divisors is an integer number (22373738571).

Almost surely, 2^44747477141 is an apocalyptic number.

It is an amenable number.

44747477141 is a deficient number, since it is larger than the sum of its proper divisors (1).

44747477141 is an equidigital number, since it uses as much as digits as its factorization.

44747477141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2458624, while the sum is 50.

The spelling of 44747477141 in words is "forty-four billion, seven hundred forty-seven million, four hundred seventy-seven thousand, one hundred forty-one".