4442454642226 has 4 divisors (see below), whose sum is σ = 6663681963342. Its totient is φ = 2221227321112.

The previous prime is 4442454642179. The next prime is 4442454642233. The reversal of 4442454642226 is 6222464542444.

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

It can be written as a sum of positive squares in only one way, i.e., 4209682166001 + 232772476225 = 2051751^2 + 482465^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4442454642226.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110613660555 + ... + 1110613660558.

Almost surely, 2^{4442454642226} is an apocalyptic number.

4442454642226 is a deficient number, since it is larger than the sum of its proper divisors (2221227321116).

4442454642226 is a wasteful number, since it uses less digits than its factorization.

4442454642226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2221227321115.

The product of its digits is 11796480, while the sum is 49.

The spelling of 4442454642226 in words is "four trillion, four hundred forty-two billion, four hundred fifty-four million, six hundred forty-two thousand, two hundred twenty-six".