550604951 has 4 divisors (see below), whose sum is σ = 592959192. Its totient is φ = 508250712.

The previous prime is 550604939. The next prime is 550605017. The reversal of 550604951 is 159406055.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 550604951 - 2¹⁴ = 550588567 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 (550604251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21177101 + ... + 21177126.

It is an arithmetic number, because the mean of its divisors is an integer number (148239798).

Almost surely, 2^550604951 is an apocalyptic number.

550604951 is a deficient number, since it is larger than the sum of its proper divisors (42354241).

550604951 is a wasteful number, since it uses less digits than its factorization.

550604951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42354240.

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 550604951 is about 23464.9728531699. The cubic root of 550604951 is about 819.6215540004.

The spelling of 550604951 in words is "five hundred fifty million, six hundred four thousand, nine hundred fifty-one".