380636214649 has 2 divisors, whose sum is σ = 380636214650. Its totient is φ = 380636214648.

The previous prime is 380636214617. The next prime is 380636214659. The reversal of 380636214649 is 946412636083.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 304924840000 + 75711374649 = 552200^2 + 275157^2 .

It is a cyclic number.

It is not a de Polignac number, because 380636214649 - 2⁵ = 380636214617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 380636214596 and 380636214605.

It is not a weakly prime, because it can be changed into another prime (380636214659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190318107324 + 190318107325.

It is an arithmetic number, because the mean of its divisors is an integer number (190318107325).

Almost surely, 2^380636214649 is an apocalyptic number.

It is an amenable number.

380636214649 is a deficient number, since it is larger than the sum of its proper divisors (1).

380636214649 is an equidigital number, since it uses as much as digits as its factorization.

380636214649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4478976, while the sum is 52.

The spelling of 380636214649 in words is "three hundred eighty billion, six hundred thirty-six million, two hundred fourteen thousand, six hundred forty-nine".