64452310281444 has 12 divisors (see below), whose sum is σ = 150388723990064. Its totient is φ = 21484103427144.

The previous prime is 64452310281439. The next prime is 64452310281503. The reversal of 64452310281444 is 44418201325446.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 64452310281393 and 64452310281402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2685512928382 + ... + 2685512928405.

Almost surely, 2^{64452310281444} is an apocalyptic number.

It is an amenable number.

64452310281444 is an abundant number, since it is smaller than the sum of its proper divisors (85936413708620).

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

64452310281444 is a wasteful number, since it uses less digits than its factorization.

64452310281444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5371025856794 (or 5371025856792 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 48.

The spelling of 64452310281444 in words is "sixty-four trillion, four hundred fifty-two billion, three hundred ten million, two hundred eighty-one thousand, four hundred forty-four".