550406007 has 12 divisors (see below), whose sum is σ = 810032184. Its totient is φ = 360013680.

The previous prime is 550405997. The next prime is 550406009. The reversal of 550406007 is 700604055.

550406007 is a `hidden beast` number, since 5 + 50 + 4 + 0 + 600 + 7 = 666.

It is not a de Polignac number, because 550406007 - 2⁶ = 550405943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550406009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 576469 + ... + 577422.

It is an arithmetic number, because the mean of its divisors is an integer number (67502682).

Almost surely, 2^550406007 is an apocalyptic number.

550406007 is a deficient number, since it is larger than the sum of its proper divisors (259626177).

550406007 is a wasteful number, since it uses less digits than its factorization.

550406007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153950 (or 1153947 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 550406007 is about 23460.7333005599. The cubic root of 550406007 is about 819.5228271771.

The spelling of 550406007 in words is "five hundred fifty million, four hundred six thousand, seven".