5550331261 has 8 divisors (see below), whose sum is σ = 5713521464. Its totient is φ = 5387834880.

The previous prime is 5550331247. The next prime is 5550331291. The reversal of 5550331261 is 1621330555.

It can be written as a sum of positive squares in 4 ways, for example, as 1056640036 + 4493691225 = 32506^2 + 67035^2 .

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 5550331261 - 2⁷ = 5550331133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5550331201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157200 + ... + 189241.

It is an arithmetic number, because the mean of its divisors is an integer number (714190183).

Almost surely, 2^5550331261 is an apocalyptic number.

It is an amenable number.

5550331261 is a deficient number, since it is larger than the sum of its proper divisors (163190203).

5550331261 is a wasteful number, since it uses less digits than its factorization.

5550331261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346911.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 5550331261 is about 74500.5453738427. The cubic root of 5550331261 is about 1770.5422770552.

The spelling of 5550331261 in words is "five billion, five hundred fifty million, three hundred thirty-one thousand, two hundred sixty-one".