1025083425861 has 12 divisors (see below), whose sum is σ = 1615282974240. Its totient is φ = 621262682280.

The previous prime is 1025083425853. The next prime is 1025083425871. The reversal of 1025083425861 is 1685243805201.

1025083425861 is a `hidden beast` number, since 1 + 0 + 2 + 508 + 34 + 2 + 58 + 61 = 666.

It is not a de Polignac number, because 1025083425861 - 2³ = 1025083425853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025083425841) 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 11 ways as a sum of consecutive naturals, for example, 5177188921 + ... + 5177189118.

It is an arithmetic number, because the mean of its divisors is an integer number (134606914520).

Almost surely, 2^{1025083425861} is an apocalyptic number.

1025083425861 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1025083425861 is a deficient number, since it is larger than the sum of its proper divisors (590199548379).

1025083425861 is a wasteful number, since it uses less digits than its factorization.

1025083425861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10354378056 (or 10354378053 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The spelling of 1025083425861 in words is "one trillion, twenty-five billion, eighty-three million, four hundred twenty-five thousand, eight hundred sixty-one".