550013201440 has 48 divisors (see below), whose sum is σ = 1304983127448. Its totient is φ = 219061037056.

The previous prime is 550013201347. The next prime is 550013201489. The reversal of 550013201440 is 44102310055.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 421445059344 + 128568142096 = 649188^2 + 358564^2 .

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, 7339507 + ... + 7414066.

Almost surely, 2^550013201440 is an apocalyptic number.

It is an amenable number.

550013201440 is an abundant number, since it is smaller than the sum of its proper divisors (754969926008).

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

550013201440 is a wasteful number, since it uses less digits than its factorization.

550013201440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14753821 (or 14753813 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 550013201440 its reverse (44102310055), we get a palindrome (594115511495).

The spelling of 550013201440 in words is "five hundred fifty billion, thirteen million, two hundred one thousand, four hundred forty".