440204226426 has 64 divisors (see below), whose sum is σ = 980705174400. Its totient is φ = 146364019200.

The previous prime is 440204226421. The next prime is 440204226431. The reversal of 440204226426 is 624622402044.

440204226426 is a `hidden beast` number, since 4 + 4 + 0 + 2 + 0 + 4 + 2 + 2 + 642 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (440204226421) and next prime (440204226431).

It is not an unprimeable number, because it can be changed into a prime (440204226421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106610730 + ... + 106614858.

It is an arithmetic number, because the mean of its divisors is an integer number (15323518350).

Almost surely, 2^440204226426 is an apocalyptic number.

440204226426 is an abundant number, since it is smaller than the sum of its proper divisors (540500947974).

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

440204226426 is a wasteful number, since it uses less digits than its factorization.

440204226426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8652 (or 8646 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

The spelling of 440204226426 in words is "four hundred forty billion, two hundred four million, two hundred twenty-six thousand, four hundred twenty-six".