229772252278 has 16 divisors (see below), whose sum is σ = 356801716224. Its totient is φ = 110859707880.

The previous prime is 229772252273. The next prime is 229772252279. The reversal of 229772252278 is 872252277922.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229772252273) 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, 5318550 + ... + 5361577.

It is an arithmetic number, because the mean of its divisors is an integer number (22300107264).

Almost surely, 2^229772252278 is an apocalyptic number.

229772252278 is a deficient number, since it is larger than the sum of its proper divisors (127029463946).

229772252278 is a wasteful number, since it uses less digits than its factorization.

229772252278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10680507.

The product of its digits is 7902720, while the sum is 55.

The spelling of 229772252278 in words is "two hundred twenty-nine billion, seven hundred seventy-two million, two hundred fifty-two thousand, two hundred seventy-eight".