550531451 has 16 divisors (see below), whose sum is σ = 597953664. Its totient is φ = 504841344.

The previous prime is 550531409. The next prime is 550531453. The reversal of 550531451 is 154135055.

It is a cyclic number.

It is not a de Polignac number, because 550531451 - 2¹⁴ = 550515067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550531453) 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, 428456 + ... + 429738.

It is an arithmetic number, because the mean of its divisors is an integer number (37372104).

Almost surely, 2^550531451 is an apocalyptic number.

550531451 is a deficient number, since it is larger than the sum of its proper divisors (47422213).

550531451 is a wasteful number, since it uses less digits than its factorization.

550531451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1930.

The product of its (nonzero) digits is 7500, while the sum is 29.

The square root of 550531451 is about 23463.4066367184. The cubic root of 550531451 is about 819.5850820769.

The spelling of 550531451 in words is "five hundred fifty million, five hundred thirty-one thousand, four hundred fifty-one".