550247650177 has 4 divisors (see below), whose sum is σ = 550695371220. Its totient is φ = 549799929136.

The previous prime is 550247650091. The next prime is 550247650207. The reversal of 550247650177 is 771056742055.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 771056742055 = 5 ⋅154211348411.

It can be written as a sum of positive squares in 2 ways, for example, as 427893906496 + 122353743681 = 654136^2 + 349791^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550247650177 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 550247650177.

It is not an unprimeable number, because it can be changed into a prime (550247657177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223858678 + ... + 223861135.

It is an arithmetic number, because the mean of its divisors is an integer number (137673842805).

Almost surely, 2^550247650177 is an apocalyptic number.

It is an amenable number.

550247650177 is a deficient number, since it is larger than the sum of its proper divisors (447721043).

550247650177 is a wasteful number, since it uses less digits than its factorization.

550247650177 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447721042.

The product of its (nonzero) digits is 2058000, while the sum is 49.

The spelling of 550247650177 in words is "five hundred fifty billion, two hundred forty-seven million, six hundred fifty thousand, one hundred seventy-seven".