1629048548401 has 2 divisors, whose sum is σ = 1629048548402. Its totient is φ = 1629048548400.

The previous prime is 1629048548359. The next prime is 1629048548419. The reversal of 1629048548401 is 1048458409261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 881722878001 + 747325670400 = 939001^2 + 864480^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1629048548401 is a prime.

It is not a weakly prime, because it can be changed into another prime (1629048548441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 814524274200 + 814524274201.

It is an arithmetic number, because the mean of its divisors is an integer number (814524274201).

Almost surely, 2^{1629048548401} is an apocalyptic number.

It is an amenable number.

1629048548401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1629048548401 is an equidigital number, since it uses as much as digits as its factorization.

1629048548401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2211840, while the sum is 52.

The spelling of 1629048548401 in words is "one trillion, six hundred twenty-nine billion, forty-eight million, five hundred forty-eight thousand, four hundred one".