550525307 has 2 divisors, whose sum is σ = 550525308. Its totient is φ = 550525306.

The previous prime is 550525289. The next prime is 550525337. The reversal of 550525307 is 703525055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 550525307 - 2¹⁰ = 550524283 is a prime.

It is a super-2 number, since 2×550525307² = 606156227294888498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (550525337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275262653 + 275262654.

It is an arithmetic number, because the mean of its divisors is an integer number (275262654).

Almost surely, 2^550525307 is an apocalyptic number.

550525307 is a deficient number, since it is larger than the sum of its proper divisors (1).

550525307 is an equidigital number, since it uses as much as digits as its factorization.

550525307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26250, while the sum is 32.

The square root of 550525307 is about 23463.2757090735. The cubic root of 550525307 is about 819.5820331748.

The spelling of 550525307 in words is "five hundred fifty million, five hundred twenty-five thousand, three hundred seven".