229671371551 has 16 divisors (see below), whose sum is σ = 238690603008. Its totient is φ = 220757846400.

The previous prime is 229671371539. The next prime is 229671371557. The reversal of 229671371551 is 155173176922.

It is a cyclic number.

It is not a de Polignac number, because 229671371551 - 2⁵ = 229671371519 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 229671371495 and 229671371504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229671371557) 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, 2705766 + ... + 2789356.

It is an arithmetic number, because the mean of its divisors is an integer number (14918162688).

Almost surely, 2^229671371551 is an apocalyptic number.

229671371551 is a deficient number, since it is larger than the sum of its proper divisors (9019231457).

229671371551 is a wasteful number, since it uses less digits than its factorization.

229671371551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84222.

The product of its digits is 793800, while the sum is 49.

The spelling of 229671371551 in words is "two hundred twenty-nine billion, six hundred seventy-one million, three hundred seventy-one thousand, five hundred fifty-one".