1025536000025 has 6 divisors (see below), whose sum is σ = 1271664640062. Its totient is φ = 820428800000.

The previous prime is 1025536000019. The next prime is 1025536000081. The reversal of 1025536000025 is 5200006355201.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 240857155984 + 784678844041 = 490772^2 + 885821^2 .

It is not a de Polignac number, because 1025536000025 - 2²² = 1025531805721 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20510719976 + ... + 20510720025.

It is an arithmetic number, because the mean of its divisors is an integer number (211944106677).

Almost surely, 2^{1025536000025} is an apocalyptic number.

It is an amenable number.

1025536000025 is a deficient number, since it is larger than the sum of its proper divisors (246128640037).

1025536000025 is an equidigital number, since it uses as much as digits as its factorization.

1025536000025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41021440011 (or 41021440006 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The spelling of 1025536000025 in words is "one trillion, twenty-five billion, five hundred thirty-six million, twenty-five", and thus it is an aban number.