229616992394 has 4 divisors (see below), whose sum is σ = 344425488594. Its totient is φ = 114808496196.

The previous prime is 229616992391. The next prime is 229616992411. The reversal of 229616992394 is 493299616922.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 114895915369 + 114721077025 = 338963^2 + 338705^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (229616992391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57404248097 + ... + 57404248100.

Almost surely, 2^229616992394 is an apocalyptic number.

229616992394 is a deficient number, since it is larger than the sum of its proper divisors (114808496200).

229616992394 is a wasteful number, since it uses less digits than its factorization.

229616992394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114808496199.

The product of its digits is 22674816, while the sum is 62.

The spelling of 229616992394 in words is "two hundred twenty-nine billion, six hundred sixteen million, nine hundred ninety-two thousand, three hundred ninety-four".