550401053513 has 8 divisors (see below), whose sum is σ = 565712641032. Its totient is φ = 535112407296.

The previous prime is 550401053431. The next prime is 550401053549. The reversal of 550401053513 is 315350104055.

It can be written as a sum of positive squares in 4 ways, for example, as 300667982224 + 249733071289 = 548332^2 + 499733^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 550401053513 - 2¹⁴ = 550401037129 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 550401053513.

It is not an unprimeable number, because it can be changed into a prime (550401053563) 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, 5686670 + ... + 5782647.

It is an arithmetic number, because the mean of its divisors is an integer number (70714080129).

Almost surely, 2^550401053513 is an apocalyptic number.

It is an amenable number.

550401053513 is a deficient number, since it is larger than the sum of its proper divisors (15311587519).

550401053513 is a wasteful number, since it uses less digits than its factorization.

550401053513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11470651.

The product of its (nonzero) digits is 22500, while the sum is 32.

Adding to 550401053513 its reverse (315350104055), we get a palindrome (865751157568).

The spelling of 550401053513 in words is "five hundred fifty billion, four hundred one million, fifty-three thousand, five hundred thirteen".