550550497 has 16 divisors (see below), whose sum is σ = 633709440. Its totient is φ = 468534528.

The previous prime is 550550489. The next prime is 550550509. The reversal of 550550497 is 794055055.

It is not a de Polignac number, because 550550497 - 2³ = 550550489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550550467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 988143 + ... + 988699.

It is an arithmetic number, because the mean of its divisors is an integer number (39606840).

Almost surely, 2^550550497 is an apocalyptic number.

It is an amenable number.

550550497 is a deficient number, since it is larger than the sum of its proper divisors (83158943).

550550497 is a wasteful number, since it uses less digits than its factorization.

550550497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320.

The product of its (nonzero) digits is 157500, while the sum is 40.

The square root of 550550497 is about 23463.8124992508. The cubic root of 550550497 is about 819.5945333307.

The spelling of 550550497 in words is "five hundred fifty million, five hundred fifty thousand, four hundred ninety-seven".