226405427604 has 12 divisors (see below), whose sum is σ = 528279331104. Its totient is φ = 75468475864.

The previous prime is 226405427587. The next prime is 226405427609. The reversal of 226405427604 is 406724504622.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226405427609) 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, 9433559472 + ... + 9433559495.

It is an arithmetic number, because the mean of its divisors is an integer number (44023277592).

Almost surely, 2^226405427604 is an apocalyptic number.

It is an amenable number.

226405427604 is an abundant number, since it is smaller than the sum of its proper divisors (301873903500).

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

226405427604 is a wasteful number, since it uses less digits than its factorization.

226405427604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18867118974 (or 18867118972 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 42.

The spelling of 226405427604 in words is "two hundred twenty-six billion, four hundred five million, four hundred twenty-seven thousand, six hundred four".