38144466146 has 4 divisors (see below), whose sum is σ = 57216699222. Its totient is φ = 19072233072.

The previous prime is 38144466089. The next prime is 38144466163. The reversal of 38144466146 is 64166444183.

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., 32777292025 + 5367174121 = 181045^2 + 73261^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 38144466146.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9536116535 + ... + 9536116538.

Almost surely, 2^38144466146 is an apocalyptic number.

38144466146 is a deficient number, since it is larger than the sum of its proper divisors (19072233076).

38144466146 is a wasteful number, since it uses less digits than its factorization.

38144466146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19072233075.

The product of its digits is 1327104, while the sum is 47.

The spelling of 38144466146 in words is "thirty-eight billion, one hundred forty-four million, four hundred sixty-six thousand, one hundred forty-six".