25405002614473 has 2 divisors, whose sum is σ = 25405002614474. Its totient is φ = 25405002614472.

The previous prime is 25405002614443. The next prime is 25405002614503. The reversal of 25405002614473 is 37441620050452.

It is a balanced prime because it is at equal distance from previous prime (25405002614443) and next prime (25405002614503).

It can be written as a sum of positive squares in only one way, i.e., 22789624727104 + 2615377887369 = 4773848^2 + 1617213^2 .

It is a cyclic number.

It is not a de Polignac number, because 25405002614473 - 2²⁹ = 25404465743561 is a prime.

It is not a weakly prime, because it can be changed into another prime (25405002614423) 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, 12702501307236 + 12702501307237.

It is an arithmetic number, because the mean of its divisors is an integer number (12702501307237).

Almost surely, 2^{25405002614473} is an apocalyptic number.

It is an amenable number.

25405002614473 is a deficient number, since it is larger than the sum of its proper divisors (1).

25405002614473 is an equidigital number, since it uses as much as digits as its factorization.

25405002614473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 806400, while the sum is 43.

The spelling of 25405002614473 in words is "twenty-five trillion, four hundred five billion, two million, six hundred fourteen thousand, four hundred seventy-three".