47555711538173 has 8 divisors (see below), whose sum is σ = 47967650535000. Its totient is φ = 47145347834688.

The previous prime is 47555711538149. The next prime is 47555711538227. The reversal of 47555711538173 is 37183511755574.

It can be written as a sum of positive squares in 4 ways, for example, as 36659658497284 + 10896053040889 = 6054722^2 + 3300917^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 47555711538173 - 2²⁰ = 47555710489597 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 (47555711538133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393762698 + ... + 393883451.

It is an arithmetic number, because the mean of its divisors is an integer number (5995956316875).

Almost surely, 2^{47555711538173} is an apocalyptic number.

It is an amenable number.

47555711538173 is a deficient number, since it is larger than the sum of its proper divisors (411938996827).

47555711538173 is a wasteful number, since it uses less digits than its factorization.

47555711538173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787646671.

The product of its digits is 61740000, while the sum is 62.

The spelling of 47555711538173 in words is "forty-seven trillion, five hundred fifty-five billion, seven hundred eleven million, five hundred thirty-eight thousand, one hundred seventy-three".