47518866933 has 16 divisors (see below), whose sum is σ = 64169458176. Its totient is φ = 31276335600.

The previous prime is 47518866907. The next prime is 47518866949. The reversal of 47518866933 is 33966881574.

47518866933 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 47518866933 - 2¹⁷ = 47518735861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47518866953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 247935 + ... + 395612.

It is an arithmetic number, because the mean of its divisors is an integer number (4010591136).

Almost surely, 2^47518866933 is an apocalyptic number.

It is an amenable number.

47518866933 is a deficient number, since it is larger than the sum of its proper divisors (16650591243).

47518866933 is a wasteful number, since it uses less digits than its factorization.

47518866933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643864.

The product of its digits is 26127360, while the sum is 60.

The spelling of 47518866933 in words is "forty-seven billion, five hundred eighteen million, eight hundred sixty-six thousand, nine hundred thirty-three".