56601170497 has 2 divisors, whose sum is σ = 56601170498. Its totient is φ = 56601170496.

The previous prime is 56601170467. The next prime is 56601170531. The reversal of 56601170497 is 79407110665.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34818067216 + 21783103281 = 186596^2 + 147591^2 .

It is a cyclic number.

It is not a de Polignac number, because 56601170497 - 2³¹ = 54453686849 is a prime.

It is not a weakly prime, because it can be changed into another prime (56601170467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28300585248 + 28300585249.

It is an arithmetic number, because the mean of its divisors is an integer number (28300585249).

Almost surely, 2^56601170497 is an apocalyptic number.

It is an amenable number.

56601170497 is a deficient number, since it is larger than the sum of its proper divisors (1).

56601170497 is an equidigital number, since it uses as much as digits as its factorization.

56601170497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 46.

The spelling of 56601170497 in words is "fifty-six billion, six hundred one million, one hundred seventy thousand, four hundred ninety-seven".