55532244384016 has 45 divisors (see below), whose sum is σ = 110284393523493. Its totient is φ = 27088303539840.

The previous prime is 55532244383929. The next prime is 55532244384061. The reversal of 55532244384016 is 61048344223555.

The square root of 55532244384016 is 7451996.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2675854726416 + 52856389657600 = 1635804^2 + 7270240^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1222104625 + ... + 1222150063.

Almost surely, 2^{55532244384016} is an apocalyptic number.

55532244384016 is the 7451996-th square number.

It is an amenable number.

55532244384016 is a deficient number, since it is larger than the sum of its proper divisors (54752149139477).

55532244384016 is an frugal number, since it uses more digits than its factorization.

55532244384016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90968 (or 45482 counting only the distinct ones).

The product of its (nonzero) digits is 13824000, while the sum is 52.

The spelling of 55532244384016 in words is "fifty-five trillion, five hundred thirty-two billion, two hundred forty-four million, three hundred eighty-four thousand, sixteen".