550244453545 has 8 divisors (see below), whose sum is σ = 660357580680. Its totient is φ = 440152738560.

The previous prime is 550244453537. The next prime is 550244453557. The reversal of 550244453545 is 545354442055.

It can be written as a sum of positive squares in 4 ways, for example, as 74173433104 + 476071020441 = 272348^2 + 689979^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 550244453545 - 2³ = 550244453537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 550244453495 and 550244453504.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5296446 + ... + 5399335.

It is an arithmetic number, because the mean of its divisors is an integer number (82544697585).

Almost surely, 2^550244453545 is an apocalyptic number.

It is an amenable number.

550244453545 is a deficient number, since it is larger than the sum of its proper divisors (110113127135).

550244453545 is a wasteful number, since it uses less digits than its factorization.

550244453545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10706075.

The product of its (nonzero) digits is 4800000, while the sum is 46.

The spelling of 550244453545 in words is "five hundred fifty billion, two hundred forty-four million, four hundred fifty-three thousand, five hundred forty-five".