229709480669 has 4 divisors (see below), whose sum is σ = 229731106944. Its totient is φ = 229687854396.

The previous prime is 229709480639. The next prime is 229709480677. The reversal of 229709480669 is 966084907922.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-229709480669 is a prime.

It is a super-2 number, since 2×229709480669² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229709480639) 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, 10797197 + ... + 10818450.

It is an arithmetic number, because the mean of its divisors is an integer number (57432776736).

Almost surely, 2^229709480669 is an apocalyptic number.

It is an amenable number.

229709480669 is a deficient number, since it is larger than the sum of its proper divisors (21626275).

229709480669 is a wasteful number, since it uses less digits than its factorization.

229709480669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21626274.

The product of its (nonzero) digits is 23514624, while the sum is 62.

The spelling of 229709480669 in words is "two hundred twenty-nine billion, seven hundred nine million, four hundred eighty thousand, six hundred sixty-nine".