4444556454 has 128 divisors (see below), whose sum is σ = 10988651520. Its totient is φ = 1322915328.

The previous prime is 4444556447. The next prime is 4444556461. The reversal of 4444556454 is 4546554444.

4444556454 is a `hidden beast` number, since 4 + 4 + 44 + 556 + 4 + 54 = 666.

It is an interprime number because it is at equal distance from previous prime (4444556447) and next prime (4444556461).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3410367 + ... + 3411669.

It is an arithmetic number, because the mean of its divisors is an integer number (85848840).

Almost surely, 2^4444556454 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4444556454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5494325760).

4444556454 is an abundant number, since it is smaller than the sum of its proper divisors (6544095066).

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

4444556454 is a wasteful number, since it uses less digits than its factorization.

4444556454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1483 (or 1477 counting only the distinct ones).

The product of its digits is 3072000, while the sum is 45.

The square root of 4444556454 is about 66667.5067330405. The cubic root of 4444556454 is about 1644.1551947369.

The spelling of 4444556454 in words is "four billion, four hundred forty-four million, five hundred fifty-six thousand, four hundred fifty-four".