10144273549 has 2 divisors, whose sum is σ = 10144273550. Its totient is φ = 10144273548.

The previous prime is 10144273547. The next prime is 10144273567. The reversal of 10144273549 is 94537244101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8060807524 + 2083466025 = 89782^2 + 45645^2 .

It is a cyclic number.

It is not a de Polignac number, because 10144273549 - 2¹ = 10144273547 is a prime.

Together with 10144273547, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10144273543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5072136774 + 5072136775.

It is an arithmetic number, because the mean of its divisors is an integer number (5072136775).

Almost surely, 2^10144273549 is an apocalyptic number.

It is an amenable number.

10144273549 is a deficient number, since it is larger than the sum of its proper divisors (1).

10144273549 is an equidigital number, since it uses as much as digits as its factorization.

10144273549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 10144273549 in words is "ten billion, one hundred forty-four million, two hundred seventy-three thousand, five hundred forty-nine".