550744461 has 16 divisors (see below), whose sum is σ = 863913600. Its totient is φ = 345564864.

The previous prime is 550744433. The next prime is 550744477. The reversal of 550744461 is 164447055.

550744461 is a `hidden beast` number, since 550 + 7 + 4 + 44 + 61 = 666.

It is not a de Polignac number, because 550744461 - 2¹³ = 550736269 is a prime.

It is a super-2 number, since 2×550744461² = 606638922644361042, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550744421) 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, 599481 + ... + 600398.

It is an arithmetic number, because the mean of its divisors is an integer number (53994600).

Almost surely, 2^550744461 is an apocalyptic number.

550744461 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

550744461 is a deficient number, since it is larger than the sum of its proper divisors (313169139).

550744461 is a wasteful number, since it uses less digits than its factorization.

550744461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199905 (or 1199899 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 550744461 is about 23467.9453936641. The cubic root of 550744461 is about 819.6907722586.

The spelling of 550744461 in words is "five hundred fifty million, seven hundred forty-four thousand, four hundred sixty-one".