444720060566454 has 64 divisors (see below), whose sum is σ = 902631470839488. Its totient is φ = 146046036787200.

The previous prime is 444720060566413. The next prime is 444720060566491. The reversal of 444720060566454 is 454665060027444.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 444720060566394 and 444720060566403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3647547414 + ... + 3647669334.

It is an arithmetic number, because the mean of its divisors is an integer number (14103616731867).

Almost surely, 2^{444720060566454} is an apocalyptic number.

444720060566454 is an abundant number, since it is smaller than the sum of its proper divisors (457911410273034).

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

444720060566454 is a wasteful number, since it uses less digits than its factorization.

444720060566454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131233.

The product of its (nonzero) digits is 77414400, while the sum is 57.

The spelling of 444720060566454 in words is "four hundred forty-four trillion, seven hundred twenty billion, sixty million, five hundred sixty-six thousand, four hundred fifty-four".