44623387447 has 2 divisors, whose sum is σ = 44623387448. Its totient is φ = 44623387446.

The previous prime is 44623387433. The next prime is 44623387469. The reversal of 44623387447 is 74478332644.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44623387447 - 2¹¹ = 44623385399 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44623387394 and 44623387403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44623387247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22311693723 + 22311693724.

It is an arithmetic number, because the mean of its divisors is an integer number (22311693724).

Almost surely, 2^44623387447 is an apocalyptic number.

44623387447 is a deficient number, since it is larger than the sum of its proper divisors (1).

44623387447 is an equidigital number, since it uses as much as digits as its factorization.

44623387447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10838016, while the sum is 52.

The spelling of 44623387447 in words is "forty-four billion, six hundred twenty-three million, three hundred eighty-seven thousand, four hundred forty-seven".