382438073722 has 4 divisors (see below), whose sum is σ = 573657110586. Its totient is φ = 191219036860.

The previous prime is 382438073663. The next prime is 382438073723. The reversal of 382438073722 is 227370834283.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 227370834283 = 3359 ⋅67690037.

It can be written as a sum of positive squares in only one way, i.e., 349128538641 + 33309535081 = 590871^2 + 182509^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (382438073723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95609518429 + ... + 95609518432.

Almost surely, 2^382438073722 is an apocalyptic number.

382438073722 is a deficient number, since it is larger than the sum of its proper divisors (191219036864).

382438073722 is a wasteful number, since it uses less digits than its factorization.

382438073722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191219036863.

The product of its (nonzero) digits is 2709504, while the sum is 49.

The spelling of 382438073722 in words is "three hundred eighty-two billion, four hundred thirty-eight million, seventy-three thousand, seven hundred twenty-two".