38428383312 has 160 divisors (see below), whose sum is σ = 127409880960. Its totient is φ = 10959943680.

The previous prime is 38428383311. The next prime is 38428383313. The reversal of 38428383312 is 21338382483.

38428383312 is a `hidden beast` number, since 38 + 4 + 283 + 8 + 331 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (38428383311) and next prime (38428383313).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38428383311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 157063 + ... + 318630.

It is an arithmetic number, because the mean of its divisors is an integer number (796311756).

Almost surely, 2^38428383312 is an apocalyptic number.

It is an amenable number.

38428383312 is an abundant number, since it is smaller than the sum of its proper divisors (88981497648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38428383312 is a wasteful number, since it uses less digits than its factorization.

38428383312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475738 (or 475726 counting only the distinct ones).

The product of its digits is 663552, while the sum is 45.

The spelling of 38428383312 in words is "thirty-eight billion, four hundred twenty-eight million, three hundred eighty-three thousand, three hundred twelve".