38455236321 has 8 divisors (see below), whose sum is σ = 51300943680. Its totient is φ = 25623176592.

The previous prime is 38455236301. The next prime is 38455236329. The reversal of 38455236321 is 12363255483.

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

It is not a de Polignac number, because 38455236321 - 2¹³ = 38455228129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38455236329) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 3405330 + ... + 3416603.

It is an arithmetic number, because the mean of its divisors is an integer number (6412617960).

Almost surely, 2^38455236321 is an apocalyptic number.

It is an amenable number.

38455236321 is a deficient number, since it is larger than the sum of its proper divisors (12845707359).

38455236321 is a wasteful number, since it uses less digits than its factorization.

38455236321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6823815.

The product of its digits is 518400, while the sum is 42.

The spelling of 38455236321 in words is "thirty-eight billion, four hundred fifty-five million, two hundred thirty-six thousand, three hundred twenty-one".