4544199566634 has 256 divisors, whose sum is σ = 11483363404800. Its totient is φ = 1191213112320.

The previous prime is 4544199566597. The next prime is 4544199566653. The reversal of 4544199566634 is 4366659914454.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5181527004 + ... + 5181527880.

It is an arithmetic number, because the mean of its divisors is an integer number (44856888300).

Almost surely, 2^{4544199566634} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4544199566634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5741681702400).

4544199566634 is an abundant number, since it is smaller than the sum of its proper divisors (6939163838166).

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

4544199566634 is a wasteful number, since it uses less digits than its factorization.

4544199566634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870 (or 1856 counting only the distinct ones).

The product of its digits is 335923200, while the sum is 66.

The spelling of 4544199566634 in words is "four trillion, five hundred forty-four billion, one hundred ninety-nine million, five hundred sixty-six thousand, six hundred thirty-four".