47654316191 has 4 divisors (see below), whose sum is σ = 47784164832. Its totient is φ = 47524467552.

The previous prime is 47654316161. The next prime is 47654316211. The reversal of 47654316191 is 19161345674.

47654316191 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 47654316191 - 2³⁰ = 46580574367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47654316161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64923770 + ... + 64924503.

It is an arithmetic number, because the mean of its divisors is an integer number (11946041208).

Almost surely, 2^47654316191 is an apocalyptic number.

47654316191 is a deficient number, since it is larger than the sum of its proper divisors (129848641).

47654316191 is a wasteful number, since it uses less digits than its factorization.

47654316191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129848640.

The product of its digits is 544320, while the sum is 47.

The spelling of 47654316191 in words is "forty-seven billion, six hundred fifty-four million, three hundred sixteen thousand, one hundred ninety-one".