1025663338159 has 6 divisors (see below), whose sum is σ = 1036346205264. Its totient is φ = 1015089480000.

The previous prime is 1025663338151. The next prime is 1025663338171. The reversal of 1025663338159 is 9518333665201.

It is not a de Polignac number, because 1025663338159 - 2³ = 1025663338151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025663338151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54494967 + ... + 54513784.

It is an arithmetic number, because the mean of its divisors is an integer number (172724367544).

Almost surely, 2^{1025663338159} is an apocalyptic number.

1025663338159 is a deficient number, since it is larger than the sum of its proper divisors (10682867105).

1025663338159 is an frugal number, since it uses more digits than its factorization.

1025663338159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109008945 (or 109008848 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 52.

The spelling of 1025663338159 in words is "one trillion, twenty-five billion, six hundred sixty-three million, three hundred thirty-eight thousand, one hundred fifty-nine".