551460561 has 8 divisors (see below), whose sum is σ = 735469920. Its totient is φ = 367545792.

The previous prime is 551460521. The next prime is 551460563. The reversal of 551460561 is 165064155.

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

It is not a de Polignac number, because 551460561 - 2¹⁰ = 551459537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (551460563) 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, 8691 + ... + 34328.

It is an arithmetic number, because the mean of its divisors is an integer number (91933740).

Almost surely, 2^551460561 is an apocalyptic number.

It is an amenable number.

551460561 is a deficient number, since it is larger than the sum of its proper divisors (184009359).

551460561 is a wasteful number, since it uses less digits than its factorization.

551460561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47295.

The product of its (nonzero) digits is 18000, while the sum is 33.

The square root of 551460561 is about 23483.1974185799. The cubic root of 551460561 is about 820.0458833140.

The spelling of 551460561 in words is "five hundred fifty-one million, four hundred sixty thousand, five hundred sixty-one".