381049335859 has 4 divisors (see below), whose sum is σ = 394188968160. Its totient is φ = 367909703560.

The previous prime is 381049335847. The next prime is 381049335899. The reversal of 381049335859 is 958533940183.

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 381049335859 - 2⁹ = 381049335347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (381049335899) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6569816107 + ... + 6569816164.

It is an arithmetic number, because the mean of its divisors is an integer number (98547242040).

Almost surely, 2^381049335859 is an apocalyptic number.

381049335859 is a deficient number, since it is larger than the sum of its proper divisors (13139632301).

381049335859 is a wasteful number, since it uses less digits than its factorization.

381049335859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13139632300.

The product of its (nonzero) digits is 13996800, while the sum is 58.

The spelling of 381049335859 in words is "three hundred eighty-one billion, forty-nine million, three hundred thirty-five thousand, eight hundred fifty-nine".