338853523609 has 2 divisors, whose sum is σ = 338853523610. Its totient is φ = 338853523608.

The previous prime is 338853523549. The next prime is 338853523661. The reversal of 338853523609 is 906325358833.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 229821483609 + 109032040000 = 479397^2 + 330200^2 .

It is a cyclic number.

It is not a de Polignac number, because 338853523609 - 2¹⁵ = 338853490841 is a prime.

It is a super-2 number, since 2×338853523609² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 338853523609.

It is not a weakly prime, because it can be changed into another prime (338853523709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169426761804 + 169426761805.

It is an arithmetic number, because the mean of its divisors is an integer number (169426761805).

Almost surely, 2^338853523609 is an apocalyptic number.

It is an amenable number.

338853523609 is a deficient number, since it is larger than the sum of its proper divisors (1).

338853523609 is an equidigital number, since it uses as much as digits as its factorization.

338853523609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13996800, while the sum is 55.

The spelling of 338853523609 in words is "three hundred thirty-eight billion, eight hundred fifty-three million, five hundred twenty-three thousand, six hundred nine".