550554545 has 16 divisors (see below), whose sum is σ = 696133440. Its totient is φ = 416844864.

The previous prime is 550554527. The next prime is 550554551. The reversal of 550554545 is 545455055.

It is a cyclic number.

It is not a de Polignac number, because 550554545 - 2¹⁴ = 550538161 is a prime.

It is a super-2 number, since 2×550554545² = 606220614040314050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 550554499 and 550554508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119627 + ... + 124143.

It is an arithmetic number, because the mean of its divisors is an integer number (43508340).

Almost surely, 2^550554545 is an apocalyptic number.

It is an amenable number.

550554545 is a deficient number, since it is larger than the sum of its proper divisors (145578895).

550554545 is a wasteful number, since it uses less digits than its factorization.

550554545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5824.

The product of its (nonzero) digits is 250000, while the sum is 38.

The square root of 550554545 is about 23463.8987595838. The cubic root of 550554545 is about 819.5965420538.

The spelling of 550554545 in words is "five hundred fifty million, five hundred fifty-four thousand, five hundred forty-five".