36663767443049 has 2 divisors, whose sum is σ = 36663767443050. Its totient is φ = 36663767443048.

The previous prime is 36663767443031. The next prime is 36663767443081. The reversal of 36663767443049 is 94034476736663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32910415297600 + 3753352145449 = 5736760^2 + 1937357^2 .

It is a cyclic number.

It is not a de Polignac number, because 36663767443049 - 2²⁰ = 36663766394473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36663767443049.

It is not a weakly prime, because it can be changed into another prime (36663767443019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18331883721524 + 18331883721525.

It is an arithmetic number, because the mean of its divisors is an integer number (18331883721525).

Almost surely, 2^{36663767443049} is an apocalyptic number.

It is an amenable number.

36663767443049 is a deficient number, since it is larger than the sum of its proper divisors (1).

36663767443049 is an equidigital number, since it uses as much as digits as its factorization.

36663767443049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 987614208, while the sum is 68.

The spelling of 36663767443049 in words is "thirty-six trillion, six hundred sixty-three billion, seven hundred sixty-seven million, four hundred forty-three thousand, forty-nine".