550500477 has 16 divisors (see below), whose sum is σ = 780875712. Its totient is φ = 343768320.

The previous prime is 550500473. The next prime is 550500487. The reversal of 550500477 is 774005055.

It is not a de Polignac number, because 550500477 - 2² = 550500473 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550500473) 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, 14818 + ... + 36339.

It is an arithmetic number, because the mean of its divisors is an integer number (48804732).

Almost surely, 2^550500477 is an apocalyptic number.

It is an amenable number.

550500477 is a deficient number, since it is larger than the sum of its proper divisors (230375235).

550500477 is a wasteful number, since it uses less digits than its factorization.

550500477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51388.

The product of its (nonzero) digits is 24500, while the sum is 33.

The square root of 550500477 is about 23462.7465783527. The cubic root of 550500477 is about 819.5697112902.

The spelling of 550500477 in words is "five hundred fifty million, five hundred thousand, four hundred seventy-seven".