386783242049 has 2 divisors, whose sum is σ = 386783242050. Its totient is φ = 386783242048.

The previous prime is 386783241979. The next prime is 386783242061. The reversal of 386783242049 is 940242387683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 234515495824 + 152267746225 = 484268^2 + 390215^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-386783242049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 386783241985 and 386783242003.

It is not a weakly prime, because it can be changed into another prime (386783242849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193391621024 + 193391621025.

It is an arithmetic number, because the mean of its divisors is an integer number (193391621025).

Almost surely, 2^386783242049 is an apocalyptic number.

It is an amenable number.

386783242049 is a deficient number, since it is larger than the sum of its proper divisors (1).

386783242049 is an equidigital number, since it uses as much as digits as its factorization.

386783242049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13934592, while the sum is 56.

The spelling of 386783242049 in words is "three hundred eighty-six billion, seven hundred eighty-three million, two hundred forty-two thousand, forty-nine".