438575113211 has 2 divisors, whose sum is σ = 438575113212. Its totient is φ = 438575113210.

The previous prime is 438575113187. The next prime is 438575113217. The reversal of 438575113211 is 112311575834.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 438575113211 - 2⁶ = 438575113147 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (438575113217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219287556605 + 219287556606.

It is an arithmetic number, because the mean of its divisors is an integer number (219287556606).

Almost surely, 2^438575113211 is an apocalyptic number.

438575113211 is a deficient number, since it is larger than the sum of its proper divisors (1).

438575113211 is an equidigital number, since it uses as much as digits as its factorization.

438575113211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100800, while the sum is 41.

The spelling of 438575113211 in words is "four hundred thirty-eight billion, five hundred seventy-five million, one hundred thirteen thousand, two hundred eleven".