438372099092713 has 2 divisors, whose sum is σ = 438372099092714. Its totient is φ = 438372099092712.

The previous prime is 438372099092677. The next prime is 438372099092911. The reversal of 438372099092713 is 317290990273834.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 407810075598864 + 30562023493849 = 20194308^2 + 5528293^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-438372099092713 is a prime.

It is not a weakly prime, because it can be changed into another prime (438372099092513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219186049546356 + 219186049546357.

It is an arithmetic number, because the mean of its divisors is an integer number (219186049546357).

Almost surely, 2^{438372099092713} is an apocalyptic number.

It is an amenable number.

438372099092713 is a deficient number, since it is larger than the sum of its proper divisors (1).

438372099092713 is an equidigital number, since it uses as much as digits as its factorization.

438372099092713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 123451776, while the sum is 67.

The spelling of 438372099092713 in words is "four hundred thirty-eight trillion, three hundred seventy-two billion, ninety-nine million, ninety-two thousand, seven hundred thirteen".