381252633743 has 16 divisors (see below), whose sum is σ = 387097890816. Its totient is φ = 375454362240.

The previous prime is 381252633709. The next prime is 381252633761. The reversal of 381252633743 is 347336252183.

It is a cyclic number.

It is not a de Polignac number, because 381252633743 - 2⁶ = 381252633679 is a prime.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381252633703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13856546 + ... + 13884032.

It is an arithmetic number, because the mean of its divisors is an integer number (24193618176).

Almost surely, 2^381252633743 is an apocalyptic number.

381252633743 is a deficient number, since it is larger than the sum of its proper divisors (5845257073).

381252633743 is a wasteful number, since it uses less digits than its factorization.

381252633743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28334.

The product of its digits is 2177280, while the sum is 47.

The spelling of 381252633743 in words is "three hundred eighty-one billion, two hundred fifty-two million, six hundred thirty-three thousand, seven hundred forty-three".