1725225174401 has 2 divisors, whose sum is σ = 1725225174402. Its totient is φ = 1725225174400.

The previous prime is 1725225174377. The next prime is 1725225174433. The reversal of 1725225174401 is 1044715225271.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1567040794225 + 158184380176 = 1251815^2 + 397724^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1725225174401 is a prime.

It is not a weakly prime, because it can be changed into another prime (1725225174461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 862612587200 + 862612587201.

It is an arithmetic number, because the mean of its divisors is an integer number (862612587201).

Almost surely, 2^{1725225174401} is an apocalyptic number.

It is an amenable number.

1725225174401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1725225174401 is an equidigital number, since it uses as much as digits as its factorization.

1725225174401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 156800, while the sum is 41.

The spelling of 1725225174401 in words is "one trillion, seven hundred twenty-five billion, two hundred twenty-five million, one hundred seventy-four thousand, four hundred one".