38539044496646 has 8 divisors (see below), whose sum is σ = 57830307470040. Its totient is φ = 19262275339968.

The previous prime is 38539044496619. The next prime is 38539044496691. The reversal of 38539044496646 is 64669444093583.

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

It is a self number, because there is not a number n which added to its sum of digits gives 38539044496646.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3623447531 + ... + 3623458166.

It is an arithmetic number, because the mean of its divisors is an integer number (7228788433755).

Almost surely, 2^{38539044496646} is an apocalyptic number.

38539044496646 is a deficient number, since it is larger than the sum of its proper divisors (19291262973394).

38539044496646 is a wasteful number, since it uses less digits than its factorization.

38539044496646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7246908358.

The product of its (nonzero) digits is 1612431360, while the sum is 71.

The spelling of 38539044496646 in words is "thirty-eight trillion, five hundred thirty-nine billion, forty-four million, four hundred ninety-six thousand, six hundred forty-six".