380404412387 has 4 divisors (see below), whose sum is σ = 392675522496. Its totient is φ = 368133302280.

The previous prime is 380404412383. The next prime is 380404412389. The reversal of 380404412387 is 783214404083.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 380404412387 - 2² = 380404412383 is a prime.

It is a super-3 number, since 3×380404412387³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (380404412383) 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 in 3 ways as a sum of consecutive naturals, for example, 6135555008 + ... + 6135555069.

It is an arithmetic number, because the mean of its divisors is an integer number (98168880624).

Almost surely, 2^380404412387 is an apocalyptic number.

380404412387 is a deficient number, since it is larger than the sum of its proper divisors (12271110109).

380404412387 is a wasteful number, since it uses less digits than its factorization.

380404412387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12271110108.

The product of its (nonzero) digits is 516096, while the sum is 44.

The spelling of 380404412387 in words is "three hundred eighty billion, four hundred four million, four hundred twelve thousand, three hundred eighty-seven".