47789336938 has 16 divisors (see below), whose sum is σ = 82845080640. Its totient is φ = 20251018656.

The previous prime is 47789336891. The next prime is 47789336977. The reversal of 47789336938 is 83963398774.

47789336938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19175856 + ... + 19178347.

It is an arithmetic number, because the mean of its divisors is an integer number (5177817540).

Almost surely, 2^47789336938 is an apocalyptic number.

47789336938 is a deficient number, since it is larger than the sum of its proper divisors (35055743702).

47789336938 is a wasteful number, since it uses less digits than its factorization.

47789336938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38354301.

The product of its digits is 164602368, while the sum is 67.

The spelling of 47789336938 in words is "forty-seven billion, seven hundred eighty-nine million, three hundred thirty-six thousand, nine hundred thirty-eight".