5825394985657 has 16 divisors (see below), whose sum is σ = 6296548219920. Its totient is φ = 5357543565312.

The previous prime is 5825394985643. The next prime is 5825394985721. The reversal of 5825394985657 is 7565894935285.

It can be written as a sum of positive squares in 8 ways, for example, as 238511117376 + 5586883868281 = 488376^2 + 2363659^2 .

It is a cyclic number.

It is not a de Polignac number, because 5825394985657 - 2¹¹ = 5825394983609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5825394985357) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14616573 + ... + 15009829.

It is an arithmetic number, because the mean of its divisors is an integer number (393534263745).

Almost surely, 2^{5825394985657} is an apocalyptic number.

It is an amenable number.

5825394985657 is a deficient number, since it is larger than the sum of its proper divisors (471153234263).

5825394985657 is a wasteful number, since it uses less digits than its factorization.

5825394985657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397452.

The product of its digits is 3265920000, while the sum is 76.

The spelling of 5825394985657 in words is "five trillion, eight hundred twenty-five billion, three hundred ninety-four million, nine hundred eighty-five thousand, six hundred fifty-seven".