214040404434 has 16 divisors (see below), whose sum is σ = 434470075488. Its totient is φ = 70281923712.

The previous prime is 214040404433. The next prime is 214040404447. The reversal of 214040404434 is 434404040412.

It is not an unprimeable number, because it can be changed into a prime (214040404433) 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, 266219007 + ... + 266219810.

It is an arithmetic number, because the mean of its divisors is an integer number (27154379718).

Almost surely, 2^214040404434 is an apocalyptic number.

214040404434 is an abundant number, since it is smaller than the sum of its proper divisors (220429671054).

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

214040404434 is a wasteful number, since it uses less digits than its factorization.

214040404434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532438889.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 214040404434 its reverse (434404040412), we get a palindrome (648444444846).

The spelling of 214040404434 in words is "two hundred fourteen billion, forty million, four hundred four thousand, four hundred thirty-four".