47747108585119 has 4 divisors (see below), whose sum is σ = 47957448270744. Its totient is φ = 47536768899496.

The previous prime is 47747108585101. The next prime is 47747108585123. The reversal of 47747108585119 is 91158580174774.

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 47747108585119 - 2²⁵ = 47747075030687 is a prime.

It is a super-2 number, since 2×47747108585119² (a number of 28 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47747108585719) 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, 105169842472 + ... + 105169842925.

It is an arithmetic number, because the mean of its divisors is an integer number (11989362067686).

Almost surely, 2^{47747108585119} is an apocalyptic number.

47747108585119 is a deficient number, since it is larger than the sum of its proper divisors (210339685625).

47747108585119 is a wasteful number, since it uses less digits than its factorization.

47747108585119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210339685624.

The product of its (nonzero) digits is 79027200, while the sum is 67.

The spelling of 47747108585119 in words is "forty-seven trillion, seven hundred forty-seven billion, one hundred eight million, five hundred eighty-five thousand, one hundred nineteen".