229540374911 has 4 divisors (see below), whose sum is σ = 233430889800. Its totient is φ = 225649860024.

The previous prime is 229540374907. The next prime is 229540374937. The reversal of 229540374911 is 119473045922.

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

It is a cyclic number.

It is not a de Polignac number, because 229540374911 - 2² = 229540374907 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229540374961) 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, 1945257356 + ... + 1945257473.

It is an arithmetic number, because the mean of its divisors is an integer number (58357722450).

Almost surely, 2^229540374911 is an apocalyptic number.

229540374911 is a deficient number, since it is larger than the sum of its proper divisors (3890514889).

229540374911 is an equidigital number, since it uses as much as digits as its factorization.

229540374911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3890514888.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 229540374911 in words is "two hundred twenty-nine billion, five hundred forty million, three hundred seventy-four thousand, nine hundred eleven".