544764897768 has 256 divisors, whose sum is σ = 1718083584000. Its totient is φ = 140122773504.

The previous prime is 544764897767. The next prime is 544764897793. The reversal of 544764897768 is 867798467445.

It is a self number, because there is not a number n which added to its sum of digits gives 544764897768.

It is not an unprimeable number, because it can be changed into a prime (544764897763) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16348068 + ... + 16381356.

It is an arithmetic number, because the mean of its divisors is an integer number (6711264000).

Almost surely, 2^544764897768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 544764897768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (859041792000).

544764897768 is an abundant number, since it is smaller than the sum of its proper divisors (1173318686232).

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

544764897768 is a wasteful number, since it uses less digits than its factorization.

544764897768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33504 (or 33500 counting only the distinct ones).

The product of its digits is 2275983360, while the sum is 75.

The spelling of 544764897768 in words is "five hundred forty-four billion, seven hundred sixty-four million, eight hundred ninety-seven thousand, seven hundred sixty-eight".