226485904490 has 8 divisors (see below), whose sum is σ = 407674628100. Its totient is φ = 90594361792.

The previous prime is 226485904487. The next prime is 226485904499. The reversal of 226485904490 is 94409584622.

It can be written as a sum of positive squares in 2 ways, for example, as 198859807969 + 27626096521 = 445937^2 + 166211^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (226485904499) 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, 11324295215 + ... + 11324295234.

Almost surely, 2^226485904490 is an apocalyptic number.

226485904490 is a deficient number, since it is larger than the sum of its proper divisors (181188723610).

226485904490 is a wasteful number, since it uses less digits than its factorization.

226485904490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22648590456.

The product of its (nonzero) digits is 4976640, while the sum is 53.

The spelling of 226485904490 in words is "two hundred twenty-six billion, four hundred eighty-five million, nine hundred four thousand, four hundred ninety".