44146428247 has 2 divisors, whose sum is σ = 44146428248. Its totient is φ = 44146428246.

The previous prime is 44146428211. The next prime is 44146428253. The reversal of 44146428247 is 74282464144.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44146428247 - 2¹⁵ = 44146395479 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44146428197 and 44146428206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44146428947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22073214123 + 22073214124.

It is an arithmetic number, because the mean of its divisors is an integer number (22073214124).

Almost surely, 2^44146428247 is an apocalyptic number.

44146428247 is a deficient number, since it is larger than the sum of its proper divisors (1).

44146428247 is an equidigital number, since it uses as much as digits as its factorization.

44146428247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1376256, while the sum is 46.

The spelling of 44146428247 in words is "forty-four billion, one hundred forty-six million, four hundred twenty-eight thousand, two hundred forty-seven".