550165226979 has 8 divisors (see below), whose sum is σ = 733561853632. Its totient is φ = 366772709160.

The previous prime is 550165226977. The next prime is 550165227011. The reversal of 550165226979 is 979622561055.

It is a happy number.

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

It is not a de Polignac number, because 550165226979 - 2¹ = 550165226977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550165226977) 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, 699877 + ... + 1261014.

It is an arithmetic number, because the mean of its divisors is an integer number (91695231704).

Almost surely, 2^550165226979 is an apocalyptic number.

550165226979 is a deficient number, since it is larger than the sum of its proper divisors (183396626653).

550165226979 is a wasteful number, since it uses less digits than its factorization.

550165226979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2054417.

The product of its (nonzero) digits is 10206000, while the sum is 57.

The spelling of 550165226979 in words is "five hundred fifty billion, one hundred sixty-five million, two hundred twenty-six thousand, nine hundred seventy-nine".