60550550561 has 2 divisors, whose sum is σ = 60550550562. Its totient is φ = 60550550560.

The previous prime is 60550550527. The next prime is 60550550623. The reversal of 60550550561 is 16505505506.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59948584336 + 601966225 = 244844^2 + 24535^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60550550561 is a prime.

It is not a weakly prime, because it can be changed into another prime (60550550761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30275275280 + 30275275281.

It is an arithmetic number, because the mean of its divisors is an integer number (30275275281).

Almost surely, 2^60550550561 is an apocalyptic number.

It is an amenable number.

60550550561 is a deficient number, since it is larger than the sum of its proper divisors (1).

60550550561 is an equidigital number, since it uses as much as digits as its factorization.

60550550561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112500, while the sum is 38.

The spelling of 60550550561 in words is "sixty billion, five hundred fifty million, five hundred fifty thousand, five hundred sixty-one".