84352769329 has 2 divisors, whose sum is σ = 84352769330. Its totient is φ = 84352769328.

The previous prime is 84352769323. The next prime is 84352769351. The reversal of 84352769329 is 92396725348.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57283635600 + 27069133729 = 239340^2 + 164527^2 .

It is a cyclic number.

It is not a de Polignac number, because 84352769329 - 2³ = 84352769321 is a prime.

It is a super-2 number, since 2×84352769329² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (84352769321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42176384664 + 42176384665.

It is an arithmetic number, because the mean of its divisors is an integer number (42176384665).

Almost surely, 2^84352769329 is an apocalyptic number.

It is an amenable number.

84352769329 is a deficient number, since it is larger than the sum of its proper divisors (1).

84352769329 is an equidigital number, since it uses as much as digits as its factorization.

84352769329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19595520, while the sum is 58.

The spelling of 84352769329 in words is "eighty-four billion, three hundred fifty-two million, seven hundred sixty-nine thousand, three hundred twenty-nine".