38923699382928 has 80 divisors (see below), whose sum is σ = 112029862844160. Its totient is φ = 12939213366144.

The previous prime is 38923699382891. The next prime is 38923699382959. The reversal of 38923699382928 is 82928399632983.

38923699382928 is a `hidden beast` number, since 3 + 8 + 9 + 2 + 369 + 93 + 82 + 92 + 8 = 666.

It is a super-3 number, since 3×38923699382928³ (a number of 42 digits) contains 333 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122595075 + ... + 122912162.

It is an arithmetic number, because the mean of its divisors is an integer number (1400373285552).

Almost surely, 2^{38923699382928} is an apocalyptic number.

It is an amenable number.

38923699382928 is an abundant number, since it is smaller than the sum of its proper divisors (73106163461232).

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

38923699382928 is a wasteful number, since it uses less digits than its factorization.

38923699382928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245507621 (or 245507609 counting only the distinct ones).

The product of its digits is 4353564672, while the sum is 81.

The spelling of 38923699382928 in words is "thirty-eight trillion, nine hundred twenty-three billion, six hundred ninety-nine million, three hundred eighty-two thousand, nine hundred twenty-eight".