438082337365129 has 2 divisors, whose sum is σ = 438082337365130. Its totient is φ = 438082337365128.

The previous prime is 438082337365117. The next prime is 438082337365133. The reversal of 438082337365129 is 921563733280834.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 393709726094400 + 44372611270729 = 19842120^2 + 6661277^2 .

It is a cyclic number.

It is not a de Polignac number, because 438082337365129 - 2³³ = 438073747430537 is a prime.

It is a super-2 number, since 2×438082337365129² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (438082337365159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219041168682564 + 219041168682565.

It is an arithmetic number, because the mean of its divisors is an integer number (219041168682565).

It is a 1-persistent number, because it is pandigital, but 2⋅438082337365129 = 876164674730258 is not.

Almost surely, 2^{438082337365129} is an apocalyptic number.

It is an amenable number.

438082337365129 is a deficient number, since it is larger than the sum of its proper divisors (1).

438082337365129 is an equidigital number, since it uses as much as digits as its factorization.

438082337365129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 156764160, while the sum is 64.

The spelling of 438082337365129 in words is "four hundred thirty-eight trillion, eighty-two billion, three hundred thirty-seven million, three hundred sixty-five thousand, one hundred twenty-nine".