380446077782 has 32 divisors (see below), whose sum is σ = 656557332480. Its totient is φ = 164139315840.

The previous prime is 380446077773. The next prime is 380446077919. The reversal of 380446077782 is 287770644083.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9478778 + ... + 9518829.

It is an arithmetic number, because the mean of its divisors is an integer number (20517416640).

Almost surely, 2^380446077782 is an apocalyptic number.

380446077782 is a deficient number, since it is larger than the sum of its proper divisors (276111254698).

380446077782 is a wasteful number, since it uses less digits than its factorization.

380446077782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18997676.

The product of its (nonzero) digits is 12644352, while the sum is 56.

The spelling of 380446077782 in words is "three hundred eighty billion, four hundred forty-six million, seventy-seven thousand, seven hundred eighty-two".