5825167661 has 2 divisors, whose sum is σ = 5825167662. Its totient is φ = 5825167660.

The previous prime is 5825167651. The next prime is 5825167717. The reversal of 5825167661 is 1667615285.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3304525225 + 2520642436 = 57485^2 + 50206^2 .

It is a cyclic number.

It is not a de Polignac number, because 5825167661 - 2²² = 5820973357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5825167651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2912583830 + 2912583831.

It is an arithmetic number, because the mean of its divisors is an integer number (2912583831).

Almost surely, 2^5825167661 is an apocalyptic number.

It is an amenable number.

5825167661 is a deficient number, since it is larger than the sum of its proper divisors (1).

5825167661 is an equidigital number, since it uses as much as digits as its factorization.

5825167661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 604800, while the sum is 47.

The square root of 5825167661 is about 76322.7859881962. The cubic root of 5825167661 is about 1799.2968097916.

The spelling of 5825167661 in words is "five billion, eight hundred twenty-five million, one hundred sixty-seven thousand, six hundred sixty-one".