47172173725234 has 8 divisors (see below), whose sum is σ = 70828387707420. Its totient is φ = 23562711156096.

The previous prime is 47172173725211. The next prime is 47172173725273. The reversal of 47172173725234 is 43252737127174.

It can be written as a sum of positive squares in 2 ways, for example, as 44016630057009 + 3155543668225 = 6634503^2 + 1776385^2 .

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

It is a super-3 number, since 3×47172173725234³ (a number of 42 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11687850739 + ... + 11687854774.

Almost surely, 2^{47172173725234} is an apocalyptic number.

47172173725234 is a deficient number, since it is larger than the sum of its proper divisors (23656213982186).

47172173725234 is a wasteful number, since it uses less digits than its factorization.

47172173725234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23375706524.

The product of its digits is 13829760, while the sum is 55.

The spelling of 47172173725234 in words is "forty-seven trillion, one hundred seventy-two billion, one hundred seventy-three million, seven hundred twenty-five thousand, two hundred thirty-four".