550544560501 has 8 divisors (see below), whose sum is σ = 604080824760. Its totient is φ = 498606393792.

The previous prime is 550544560459. The next prime is 550544560507. The reversal of 550544560501 is 105065445055.

It can be written as a sum of positive squares in 4 ways, for example, as 124044135601 + 426500424900 = 352199^2 + 653070^2 .

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

It is not a de Polignac number, because 550544560501 - 2¹⁵ = 550544527733 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 (550544560507) 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, 399523666 + ... + 399525043.

It is an arithmetic number, because the mean of its divisors is an integer number (75510103095).

Almost surely, 2^550544560501 is an apocalyptic number.

It is an amenable number.

550544560501 is a deficient number, since it is larger than the sum of its proper divisors (53536264259).

550544560501 is a wasteful number, since it uses less digits than its factorization.

550544560501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799048775.

The product of its (nonzero) digits is 300000, while the sum is 40.

The spelling of 550544560501 in words is "five hundred fifty billion, five hundred forty-four million, five hundred sixty thousand, five hundred one".