550135405 has 8 divisors (see below), whose sum is σ = 694908000. Its totient is φ = 416944656.

The previous prime is 550135387. The next prime is 550135409. The reversal of 550135405 is 504531055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 550135405 - 2¹⁷ = 550004333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550135409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2895355 + ... + 2895544.

It is an arithmetic number, because the mean of its divisors is an integer number (86863500).

Almost surely, 2^550135405 is an apocalyptic number.

It is an amenable number.

550135405 is a deficient number, since it is larger than the sum of its proper divisors (144772595).

550135405 is a wasteful number, since it uses less digits than its factorization.

550135405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5790923.

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 550135405 is about 23454.9654657601. The cubic root of 550135405 is about 819.3885015665.

The spelling of 550135405 in words is "five hundred fifty million, one hundred thirty-five thousand, four hundred five".