381445484544183 has 8 divisors (see below), whose sum is σ = 510198376804848. Its totient is φ = 253494790989824.

The previous prime is 381445484544149. The next prime is 381445484544191.

381445484544183 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 381445484544183 - 2⁹ = 381445484543671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381445484544283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200549675466 + ... + 200549677367.

It is an arithmetic number, because the mean of its divisors is an integer number (63774797100606).

Almost surely, 2^{381445484544183} is an apocalyptic number.

381445484544183 is a deficient number, since it is larger than the sum of its proper divisors (128752892260665).

381445484544183 is a wasteful number, since it uses less digits than its factorization.

381445484544183 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401099353153.

The product of its digits is 471859200, while the sum is 66.

The spelling of 381445484544183 in words is "three hundred eighty-one trillion, four hundred forty-five billion, four hundred eighty-four million, five hundred forty-four thousand, one hundred eighty-three".