5257043377 has 2 divisors, whose sum is σ = 5257043378. Its totient is φ = 5257043376.

The previous prime is 5257043371. The next prime is 5257043437. The reversal of 5257043377 is 7733407525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3069049201 + 2187994176 = 55399^2 + 46776^2 .

It is a cyclic number.

It is not a de Polignac number, because 5257043377 - 2⁷ = 5257043249 is a prime.

It is not a weakly prime, because it can be changed into another prime (5257043371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2628521688 + 2628521689.

It is an arithmetic number, because the mean of its divisors is an integer number (2628521689).

Almost surely, 2^5257043377 is an apocalyptic number.

It is an amenable number.

5257043377 is a deficient number, since it is larger than the sum of its proper divisors (1).

5257043377 is an equidigital number, since it uses as much as digits as its factorization.

5257043377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 617400, while the sum is 43.

The square root of 5257043377 is about 72505.4713590637. The cubic root of 5257043377 is about 1738.7902121425.

The spelling of 5257043377 in words is "five billion, two hundred fifty-seven million, forty-three thousand, three hundred seventy-seven".