38985632655 has 8 divisors (see below), whose sum is σ = 62377012272. Its totient is φ = 20792337408.

The previous prime is 38985632593. The next prime is 38985632671. The reversal of 38985632655 is 55623658983.

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

It is not a de Polignac number, because 38985632655 - 2⁷ = 38985632527 is a prime.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1299521074 + ... + 1299521103.

It is an arithmetic number, because the mean of its divisors is an integer number (7797126534).

Almost surely, 2^38985632655 is an apocalyptic number.

38985632655 is a deficient number, since it is larger than the sum of its proper divisors (23391379617).

38985632655 is a wasteful number, since it uses less digits than its factorization.

38985632655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2599042185.

The product of its digits is 46656000, while the sum is 60.

The spelling of 38985632655 in words is "thirty-eight billion, nine hundred eighty-five million, six hundred thirty-two thousand, six hundred fifty-five".