229449154012 has 24 divisors (see below), whose sum is σ = 436881388496. Its totient is φ = 104807858688.

The previous prime is 229449153977. The next prime is 229449154049. The reversal of 229449154012 is 210451944922.

It is a super-2 number, since 2×229449154012² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 229449154012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22739718 + ... + 22749805.

Almost surely, 2^229449154012 is an apocalyptic number.

It is an amenable number.

229449154012 is a deficient number, since it is larger than the sum of its proper divisors (207432234484).

229449154012 is a wasteful number, since it uses less digits than its factorization.

229449154012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45489637 (or 45489635 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 229449154012 in words is "two hundred twenty-nine billion, four hundred forty-nine million, one hundred fifty-four thousand, twelve".