226172448490 has 32 divisors (see below), whose sum is σ = 409026309120. Its totient is φ = 90043641600.

The previous prime is 226172448457. The next prime is 226172448493. The reversal of 226172448490 is 94844271622.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (226172448493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4484031 + ... + 4534189.

It is an arithmetic number, because the mean of its divisors is an integer number (12782072160).

Almost surely, 2^226172448490 is an apocalyptic number.

226172448490 is a deficient number, since it is larger than the sum of its proper divisors (182853860630).

226172448490 is a wasteful number, since it uses less digits than its factorization.

226172448490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52278.

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 226172448490 in words is "two hundred twenty-six billion, one hundred seventy-two million, four hundred forty-eight thousand, four hundred ninety".