38831666466 has 8 divisors (see below), whose sum is σ = 77663332944. Its totient is φ = 12943888820.

The previous prime is 38831666413. The next prime is 38831666519. The reversal of 38831666466 is 66466613883.

It is an interprime number because it is at equal distance from previous prime (38831666413) and next prime (38831666519).

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

38831666466 is an admirable number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3235972200 + ... + 3235972211.

It is an arithmetic number, because the mean of its divisors is an integer number (9707916618).

Almost surely, 2^38831666466 is an apocalyptic number.

38831666466 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

38831666466 is a wasteful number, since it uses less digits than its factorization.

38831666466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6471944416.

The product of its digits is 17915904, while the sum is 57.

The spelling of 38831666466 in words is "thirty-eight billion, eight hundred thirty-one million, six hundred sixty-six thousand, four hundred sixty-six".