47616855639 has 8 divisors (see below), whose sum is σ = 64050992112. Its totient is φ = 31463644800.

The previous prime is 47616855563. The next prime is 47616855647. The reversal of 47616855639 is 93655861674.

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

It is not a de Polignac number, because 47616855639 - 2¹⁶ = 47616790103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47616855659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70231012 + ... + 70231689.

It is an arithmetic number, because the mean of its divisors is an integer number (8006374014).

Almost surely, 2^47616855639 is an apocalyptic number.

47616855639 is a deficient number, since it is larger than the sum of its proper divisors (16434136473).

47616855639 is a wasteful number, since it uses less digits than its factorization.

47616855639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140462817.

The product of its digits is 32659200, while the sum is 60.

The spelling of 47616855639 in words is "forty-seven billion, six hundred sixteen million, eight hundred fifty-five thousand, six hundred thirty-nine".