550216426436 has 24 divisors (see below), whose sum is σ = 989539678680. Its totient is φ = 267500385792.

The previous prime is 550216426427. The next prime is 550216426439. The reversal of 550216426436 is 634624612055.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 67600000000 + 482616426436 = 260000^2 + 694706^2 .

It is not an unprimeable number, because it can be changed into a prime (550216426439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 967091 + ... + 1426778.

It is an arithmetic number, because the mean of its divisors is an integer number (41230819945).

Almost surely, 2^550216426436 is an apocalyptic number.

It is an amenable number.

550216426436 is a deficient number, since it is larger than the sum of its proper divisors (439323252244).

550216426436 is a wasteful number, since it uses less digits than its factorization.

550216426436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2395463 (or 2395461 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 550216426436 in words is "five hundred fifty billion, two hundred sixteen million, four hundred twenty-six thousand, four hundred thirty-six".