550115461 has 16 divisors (see below), whose sum is σ = 678253824. Its totient is φ = 435412224.

The previous prime is 550115453. The next prime is 550115483. The reversal of 550115461 is 164511055.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 550115461 - 2³ = 550115453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550115431) 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, 37305 + ... + 49918.

It is an arithmetic number, because the mean of its divisors is an integer number (42390864).

Almost surely, 2^550115461 is an apocalyptic number.

It is an amenable number.

550115461 is a deficient number, since it is larger than the sum of its proper divisors (128138363).

550115461 is a wasteful number, since it uses less digits than its factorization.

550115461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87300.

The product of its (nonzero) digits is 3000, while the sum is 28.

The square root of 550115461 is about 23454.5403067295. The cubic root of 550115461 is about 819.3785997123.

The spelling of 550115461 in words is "five hundred fifty million, one hundred fifteen thousand, four hundred sixty-one".