4138267577 has 2 divisors, whose sum is σ = 4138267578. Its totient is φ = 4138267576.

The previous prime is 4138267547. The next prime is 4138267591. The reversal of 4138267577 is 7757628314.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2429602681 + 1708664896 = 49291^2 + 41336^2 .

It is a cyclic number.

It is not a de Polignac number, because 4138267577 - 2²⁶ = 4071158713 is a prime.

It is not a weakly prime, because it can be changed into another prime (4138267537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2069133788 + 2069133789.

It is an arithmetic number, because the mean of its divisors is an integer number (2069133789).

Almost surely, 2^4138267577 is an apocalyptic number.

It is an amenable number.

4138267577 is a deficient number, since it is larger than the sum of its proper divisors (1).

4138267577 is an equidigital number, since it uses as much as digits as its factorization.

4138267577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1975680, while the sum is 50.

The square root of 4138267577 is about 64329.3679201032. The cubic root of 4138267577 is about 1605.4847675990.

The spelling of 4138267577 in words is "four billion, one hundred thirty-eight million, two hundred sixty-seven thousand, five hundred seventy-seven".