550100651665 has 8 divisors (see below), whose sum is σ = 676221289128. Its totient is φ = 429346849920.

The previous prime is 550100651657. The next prime is 550100651677. The reversal of 550100651665 is 566156001055.

It can be written as a sum of positive squares in 4 ways, for example, as 30503321104 + 519597330561 = 174652^2 + 720831^2 .

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

It is not a de Polignac number, because 550100651665 - 2³ = 550100651657 is a prime.

It is a super-2 number, since 2×550100651665² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

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, 1341708702 + ... + 1341709111.

It is an arithmetic number, because the mean of its divisors is an integer number (84527661141).

Almost surely, 2^550100651665 is an apocalyptic number.

It is an amenable number.

550100651665 is a deficient number, since it is larger than the sum of its proper divisors (126120637463).

550100651665 is a wasteful number, since it uses less digits than its factorization.

550100651665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2683417859.

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 550100651665 in words is "five hundred fifty billion, one hundred million, six hundred fifty-one thousand, six hundred sixty-five".