2136214376449 has 2 divisors, whose sum is σ = 2136214376450. Its totient is φ = 2136214376448.

The previous prime is 2136214376423. The next prime is 2136214376453. The reversal of 2136214376449 is 9446734126312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1393958035600 + 742256340849 = 1180660^2 + 861543^2 .

It is a cyclic number.

It is not a de Polignac number, because 2136214376449 - 2¹⁷ = 2136214245377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2136214376396 and 2136214376405.

It is not a weakly prime, because it can be changed into another prime (2136214376479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068107188224 + 1068107188225.

It is an arithmetic number, because the mean of its divisors is an integer number (1068107188225).

Almost surely, 2^{2136214376449} is an apocalyptic number.

It is an amenable number.

2136214376449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2136214376449 is an equidigital number, since it uses as much as digits as its factorization.

2136214376449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5225472, while the sum is 52.

The spelling of 2136214376449 in words is "two trillion, one hundred thirty-six billion, two hundred fourteen million, three hundred seventy-six thousand, four hundred forty-nine".