384274231522 has 4 divisors (see below), whose sum is σ = 576411347286. Its totient is φ = 192137115760.

The previous prime is 384274231519. The next prime is 384274231531. The reversal of 384274231522 is 225132472483.

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

It can be written as a sum of positive squares in only one way, i.e., 382988937321 + 1285294201 = 618861^2 + 35851^2 .

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 as a sum of consecutive naturals, namely, 96068557879 + ... + 96068557882.

Almost surely, 2^384274231522 is an apocalyptic number.

384274231522 is a deficient number, since it is larger than the sum of its proper divisors (192137115764).

384274231522 is a wasteful number, since it uses less digits than its factorization.

384274231522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192137115763.

The product of its digits is 645120, while the sum is 43.

The spelling of 384274231522 in words is "three hundred eighty-four billion, two hundred seventy-four million, two hundred thirty-one thousand, five hundred twenty-two".