36449690461 has 2 divisors, whose sum is σ = 36449690462. Its totient is φ = 36449690460.

The previous prime is 36449690437. The next prime is 36449690507. The reversal of 36449690461 is 16409694463.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31424298361 + 5025392100 = 177269^2 + 70890^2 .

It is a cyclic number.

It is not a de Polignac number, because 36449690461 - 2⁹ = 36449689949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36449690399 and 36449690408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36449690411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18224845230 + 18224845231.

It is an arithmetic number, because the mean of its divisors is an integer number (18224845231).

Almost surely, 2^36449690461 is an apocalyptic number.

It is an amenable number.

36449690461 is a deficient number, since it is larger than the sum of its proper divisors (1).

36449690461 is an equidigital number, since it uses as much as digits as its factorization.

36449690461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3359232, while the sum is 52.

The spelling of 36449690461 in words is "thirty-six billion, four hundred forty-nine million, six hundred ninety thousand, four hundred sixty-one".