380629278011 has 2 divisors, whose sum is σ = 380629278012. Its totient is φ = 380629278010.

The previous prime is 380629277957. The next prime is 380629278031. The reversal of 380629278011 is 110872926083.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 380629278011 - 2¹⁰ = 380629276987 is a prime.

It is a super-2 number, since 2×380629278011² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (380629278031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190314639005 + 190314639006.

It is an arithmetic number, because the mean of its divisors is an integer number (190314639006).

Almost surely, 2^380629278011 is an apocalyptic number.

380629278011 is a deficient number, since it is larger than the sum of its proper divisors (1).

380629278011 is an equidigital number, since it uses as much as digits as its factorization.

380629278011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 47.

The spelling of 380629278011 in words is "three hundred eighty billion, six hundred twenty-nine million, two hundred seventy-eight thousand, eleven".