13416325505577 has 10 divisors (see below), whose sum is σ = 20041671434378. Its totient is φ = 8944217003664.

The previous prime is 13416325505533. The next prime is 13416325505603. The reversal of 13416325505577 is 77550552361431.

13416325505577 is a `hidden beast` number, since 1 + 3 + 4 + 1 + 6 + 32 + 5 + 50 + 557 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8659342040976 + 4756983464601 = 2942676^2 + 2181051^2 .

It is not a de Polignac number, because 13416325505577 - 2⁸ = 13416325505321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13416325505777) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 82816824028 + ... + 82816824189.

Almost surely, 2^{13416325505577} is an apocalyptic number.

It is an amenable number.

13416325505577 is a deficient number, since it is larger than the sum of its proper divisors (6625345928801).

13416325505577 is an equidigital number, since it uses as much as digits as its factorization.

13416325505577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165633648229 (or 165633648220 counting only the distinct ones).

The product of its (nonzero) digits is 13230000, while the sum is 54.

The spelling of 13416325505577 in words is "thirteen trillion, four hundred sixteen billion, three hundred twenty-five million, five hundred five thousand, five hundred seventy-seven".