4434342066561 has 16 divisors (see below), whose sum is σ = 6458540617728. Its totient is φ = 2683901490000.

The previous prime is 4434342066551. The next prime is 4434342066587. The reversal of 4434342066561 is 1656602434344.

It is not a de Polignac number, because 4434342066561 - 2⁵ = 4434342066529 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4434342066561.

It is not an unprimeable number, because it can be changed into a prime (4434342066551) 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, 89438601 + ... + 89488166.

It is an arithmetic number, because the mean of its divisors is an integer number (403658788608).

Almost surely, 2^{4434342066561} is an apocalyptic number.

It is an amenable number.

4434342066561 is a deficient number, since it is larger than the sum of its proper divisors (2024198551167).

4434342066561 is a wasteful number, since it uses less digits than its factorization.

4434342066561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178927532.

The product of its (nonzero) digits is 4976640, while the sum is 48.

The spelling of 4434342066561 in words is "four trillion, four hundred thirty-four billion, three hundred forty-two million, sixty-six thousand, five hundred sixty-one".