56606158541 has 2 divisors, whose sum is σ = 56606158542. Its totient is φ = 56606158540.

The previous prime is 56606158489. The next prime is 56606158547. The reversal of 56606158541 is 14585160665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50739364516 + 5866794025 = 225254^2 + 76595^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56606158541 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56606158547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28303079270 + 28303079271.

It is an arithmetic number, because the mean of its divisors is an integer number (28303079271).

Almost surely, 2^56606158541 is an apocalyptic number.

It is an amenable number.

56606158541 is a deficient number, since it is larger than the sum of its proper divisors (1).

56606158541 is an equidigital number, since it uses as much as digits as its factorization.

56606158541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864000, while the sum is 47.

The spelling of 56606158541 in words is "fifty-six billion, six hundred six million, one hundred fifty-eight thousand, five hundred forty-one".