47206046018791 has 16 divisors (see below), whose sum is σ = 51734513295360. Its totient is φ = 42717125394720.

The previous prime is 47206046018773. The next prime is 47206046018797. The reversal of 47206046018791 is 19781064060274.

It is a cyclic number.

It is not a de Polignac number, because 47206046018791 - 2¹⁷ = 47206045887719 is a prime.

It is a super-2 number, since 2×47206046018791² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47206046018797) 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, 19829665 + ... + 22082293.

It is an arithmetic number, because the mean of its divisors is an integer number (3233407080960).

Almost surely, 2^{47206046018791} is an apocalyptic number.

47206046018791 is a deficient number, since it is larger than the sum of its proper divisors (4528467276569).

47206046018791 is a wasteful number, since it uses less digits than its factorization.

47206046018791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2261406.

The product of its (nonzero) digits is 4064256, while the sum is 55.

The spelling of 47206046018791 in words is "forty-seven trillion, two hundred six billion, forty-six million, eighteen thousand, seven hundred ninety-one".