550015545 has 32 divisors (see below), whose sum is σ = 905834880. Its totient is φ = 284774400.

The previous prime is 550015541. The next prime is 550015549. The reversal of 550015545 is 545510055.

It is an interprime number because it is at equal distance from previous prime (550015541) and next prime (550015549).

It is not a de Polignac number, because 550015545 - 2² = 550015541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550015541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 342745 + ... + 344345.

It is an arithmetic number, because the mean of its divisors is an integer number (28307340).

Almost surely, 2^550015545 is an apocalyptic number.

It is an amenable number.

550015545 is a deficient number, since it is larger than the sum of its proper divisors (355819335).

550015545 is a wasteful number, since it uses less digits than its factorization.

550015545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2265.

The product of its (nonzero) digits is 12500, while the sum is 30.

The square root of 550015545 is about 23452.4102172890. The cubic root of 550015545 is about 819.3289895274.

The spelling of 550015545 in words is "five hundred fifty million, fifteen thousand, five hundred forty-five".