32689338958669 has 2 divisors, whose sum is σ = 32689338958670. Its totient is φ = 32689338958668.

The previous prime is 32689338958607. The next prime is 32689338958763. The reversal of 32689338958669 is 96685983398623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31091352225444 + 1597986733225 = 5575962^2 + 1264115^2 .

It is a cyclic number.

It is not a de Polignac number, because 32689338958669 - 2¹⁹ = 32689338434381 is a prime.

It is a super-2 number, since 2×32689338958669² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32689138958669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16344669479334 + 16344669479335.

It is an arithmetic number, because the mean of its divisors is an integer number (16344669479335).

Almost surely, 2^{32689338958669} is an apocalyptic number.

It is an amenable number.

32689338958669 is a deficient number, since it is larger than the sum of its proper divisors (1).

32689338958669 is an equidigital number, since it uses as much as digits as its factorization.

32689338958669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21767823360, while the sum is 85.

The spelling of 32689338958669 in words is "thirty-two trillion, six hundred eighty-nine billion, three hundred thirty-eight million, nine hundred fifty-eight thousand, six hundred sixty-nine".