225171171433 has 8 divisors (see below), whose sum is σ = 242496154376. Its totient is φ = 207846777600.

The previous prime is 225171171383. The next prime is 225171171479. The reversal of 225171171433 is 334171171522.

It can be written as a sum of positive squares in 4 ways, for example, as 4019179609 + 221151991824 = 63397^2 + 470268^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225171171433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225171171392 and 225171171401.

It is not an unprimeable number, because it can be changed into a prime (225171171233) 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, 948673 + ... + 1162033.

It is an arithmetic number, because the mean of its divisors is an integer number (30312019297).

Almost surely, 2^225171171433 is an apocalyptic number.

It is an amenable number.

225171171433 is a deficient number, since it is larger than the sum of its proper divisors (17324982943).

225171171433 is a wasteful number, since it uses less digits than its factorization.

225171171433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294555.

The product of its digits is 35280, while the sum is 37.

The spelling of 225171171433 in words is "two hundred twenty-five billion, one hundred seventy-one million, one hundred seventy-one thousand, four hundred thirty-three".