550406305641 has 8 divisors (see below), whose sum is σ = 733944018784. Its totient is φ = 366903064800.

The previous prime is 550406305621. The next prime is 550406305661. The reversal of 550406305641 is 146503604055.

It is an interprime number because it is at equal distance from previous prime (550406305621) and next prime (550406305661).

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

It is not a de Polignac number, because 550406305641 - 2¹⁵ = 550406272873 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 550406305641.

It is not an unprimeable number, because it can be changed into a prime (550406305621) 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, 8580796 + ... + 8644701.

It is an arithmetic number, because the mean of its divisors is an integer number (91743002348).

Almost surely, 2^550406305641 is an apocalyptic number.

It is an amenable number.

550406305641 is a deficient number, since it is larger than the sum of its proper divisors (183537713143).

550406305641 is a wasteful number, since it uses less digits than its factorization.

550406305641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17236151.

The product of its (nonzero) digits is 216000, while the sum is 39.

Adding to 550406305641 its reverse (146503604055), we get a palindrome (696909909696).

The spelling of 550406305641 in words is "five hundred fifty billion, four hundred six million, three hundred five thousand, six hundred forty-one".