5166144757 has 2 divisors, whose sum is σ = 5166144758. Its totient is φ = 5166144756.

The previous prime is 5166144749. The next prime is 5166144779. The reversal of 5166144757 is 7574416615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3185360721 + 1980784036 = 56439^2 + 44506^2 .

It is a cyclic number.

It is not a de Polignac number, because 5166144757 - 2³ = 5166144749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5166144787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2583072378 + 2583072379.

It is an arithmetic number, because the mean of its divisors is an integer number (2583072379).

Almost surely, 2^5166144757 is an apocalyptic number.

It is an amenable number.

5166144757 is a deficient number, since it is larger than the sum of its proper divisors (1).

5166144757 is an equidigital number, since it uses as much as digits as its factorization.

5166144757 is an evil number, because the sum of its binary digits is even.

The product of its digits is 705600, while the sum is 46.

The square root of 5166144757 is about 71875.8983039517. The cubic root of 5166144757 is about 1728.7101835371.

The spelling of 5166144757 in words is "five billion, one hundred sixty-six million, one hundred forty-four thousand, seven hundred fifty-seven".