550499895 has 80 divisors (see below), whose sum is σ = 1113916320. Its totient is φ = 257644800.

The previous prime is 550499893. The next prime is 550499897. The reversal of 550499895 is 598994055.

550499895 is a `hidden beast` number, since 550 + 4 + 9 + 9 + 89 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (550499893) and next prime (550499897).

It is not a de Polignac number, because 550499895 - 2¹ = 550499893 is a prime.

It is a super-2 number, since 2×550499895² = 606100268790022050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550499893) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 127065 + ... + 131325.

It is an arithmetic number, because the mean of its divisors is an integer number (13923954).

Almost surely, 2^550499895 is an apocalyptic number.

550499895 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

550499895 is an abundant number, since it is smaller than the sum of its proper divisors (563416425).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550499895 is a wasteful number, since it uses less digits than its factorization.

550499895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4318 (or 4309 counting only the distinct ones).

The product of its (nonzero) digits is 2916000, while the sum is 54.

The square root of 550499895 is about 23462.7341757094. The cubic root of 550499895 is about 819.5694224684.

The spelling of 550499895 in words is "five hundred fifty million, four hundred ninety-nine thousand, eight hundred ninety-five".