1025276717425 has 12 divisors (see below), whose sum is σ = 1295330737500. Its totient is φ = 804745497920.

The previous prime is 1025276717411. The next prime is 1025276717447. The reversal of 1025276717425 is 5247176725201.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 69185833024 + 956090884401 = 263032^2 + 977799^2 .

It is not a de Polignac number, because 1025276717425 - 2²¹ = 1025274620273 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 386895550 + ... + 386898199.

It is an arithmetic number, because the mean of its divisors is an integer number (107944228125).

Almost surely, 2^{1025276717425} is an apocalyptic number.

It is an amenable number.

1025276717425 is a deficient number, since it is larger than the sum of its proper divisors (270054020075).

1025276717425 is an equidigital number, since it uses as much as digits as its factorization.

1025276717425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773793812 (or 773793807 counting only the distinct ones).

The product of its (nonzero) digits is 1646400, while the sum is 49.

The spelling of 1025276717425 in words is "one trillion, twenty-five billion, two hundred seventy-six million, seven hundred seventeen thousand, four hundred twenty-five".