47127421838 has 8 divisors (see below), whose sum is σ = 80789866032. Its totient is φ = 20197466496.

The previous prime is 47127421823. The next prime is 47127421849. The reversal of 47127421838 is 83812472174.

47127421838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 47127421792 and 47127421801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1683122195 + ... + 1683122222.

It is an arithmetic number, because the mean of its divisors is an integer number (10098733254).

Almost surely, 2^47127421838 is an apocalyptic number.

47127421838 is a deficient number, since it is larger than the sum of its proper divisors (33662444194).

47127421838 is a wasteful number, since it uses less digits than its factorization.

47127421838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3366244426.

The product of its digits is 602112, while the sum is 47.

The spelling of 47127421838 in words is "forty-seven billion, one hundred twenty-seven million, four hundred twenty-one thousand, eight hundred thirty-eight".