550325021434 has 16 divisors (see below), whose sum is σ = 828250543368. Its totient is φ = 274242652992.

The previous prime is 550325021387. The next prime is 550325021437. The reversal of 550325021434 is 434120523055.

It can be written as a sum of positive squares in 4 ways, for example, as 496456932409 + 53868089025 = 704597^2 + 232095^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 550325021434.

It is not an unprimeable number, because it can be changed into a prime (550325021437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 677424 + ... + 1248820.

Almost surely, 2^550325021434 is an apocalyptic number.

550325021434 is a deficient number, since it is larger than the sum of its proper divisors (277925521934).

550325021434 is a wasteful number, since it uses less digits than its factorization.

550325021434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573009.

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 550325021434 its reverse (434120523055), we get a palindrome (984445544489).

The spelling of 550325021434 in words is "five hundred fifty billion, three hundred twenty-five million, twenty-one thousand, four hundred thirty-four".