380836665803 has 16 divisors (see below), whose sum is σ = 418664816640. Its totient is φ = 343553220000.

The previous prime is 380836665793. The next prime is 380836665827. The reversal of 380836665803 is 308566638083.

It is a cyclic number.

It is not a de Polignac number, because 380836665803 - 2¹⁸ = 380836403659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (380836865803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 486326 + ... + 999092.

It is an arithmetic number, because the mean of its divisors is an integer number (26166551040).

Almost surely, 2^380836665803 is an apocalyptic number.

380836665803 is a deficient number, since it is larger than the sum of its proper divisors (37828150837).

380836665803 is a wasteful number, since it uses less digits than its factorization.

380836665803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513298.

The product of its (nonzero) digits is 14929920, while the sum is 56.

The spelling of 380836665803 in words is "three hundred eighty billion, eight hundred thirty-six million, six hundred sixty-five thousand, eight hundred three".