38458325784066 has 32 divisors (see below), whose sum is σ = 77399478927360. Its totient is φ = 12738992950224.

The previous prime is 38458325784031. The next prime is 38458325784121. The reversal of 38458325784066 is 66048752385483.

It is a super-2 number, since 2×38458325784066² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4145791 + ... + 9700733.

It is an arithmetic number, because the mean of its divisors is an integer number (2418733716480).

Almost surely, 2^{38458325784066} is an apocalyptic number.

38458325784066 is an abundant number, since it is smaller than the sum of its proper divisors (38941153143294).

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

38458325784066 is a wasteful number, since it uses less digits than its factorization.

38458325784066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5562190.

The product of its (nonzero) digits is 928972800, while the sum is 69.

The spelling of 38458325784066 in words is "thirty-eight trillion, four hundred fifty-eight billion, three hundred twenty-five million, seven hundred eighty-four thousand, sixty-six".