229706825394 has 32 divisors (see below), whose sum is σ = 484330331520. Its totient is φ = 72484803072.

The previous prime is 229706825353. The next prime is 229706825429. The reversal of 229706825394 is 493528607922.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8566729 + ... + 8593500.

It is an arithmetic number, because the mean of its divisors is an integer number (15135322860).

Almost surely, 2^229706825394 is an apocalyptic number.

229706825394 is an abundant number, since it is smaller than the sum of its proper divisors (254623506126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

229706825394 is a wasteful number, since it uses less digits than its factorization.

229706825394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17160354.

The product of its (nonzero) digits is 13063680, while the sum is 57.

The spelling of 229706825394 in words is "two hundred twenty-nine billion, seven hundred six million, eight hundred twenty-five thousand, three hundred ninety-four".