9551060561 has 8 divisors (see below), whose sum is σ = 10920790080. Its totient is φ = 8182654128.

The previous prime is 9551060549. The next prime is 9551060567. The reversal of 9551060561 is 1650601559.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 9551060561 - 2¹⁰ = 9551059537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9551060567) 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, 315251 + ... + 344216.

It is an arithmetic number, because the mean of its divisors is an integer number (1365098760).

Almost surely, 2^9551060561 is an apocalyptic number.

It is an amenable number.

9551060561 is a deficient number, since it is larger than the sum of its proper divisors (1369729519).

9551060561 is a wasteful number, since it uses less digits than its factorization.

9551060561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661543.

The product of its (nonzero) digits is 40500, while the sum is 38.

The square root of 9551060561 is about 97729.5275799489. The cubic root of 9551060561 is about 2121.6994620952.

The spelling of 9551060561 in words is "nine billion, five hundred fifty-one million, sixty thousand, five hundred sixty-one".