61005100600501 has 2 divisors, whose sum is σ = 61005100600502. Its totient is φ = 61005100600500.

The previous prime is 61005100600421. The next prime is 61005100600537. The reversal of 61005100600501 is 10500600150016.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60965020160100 + 40080440401 = 7808010^2 + 200201^2 .

It is a cyclic number.

It is not a de Polignac number, because 61005100600501 - 2⁷ = 61005100600373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61005100600541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30502550300250 + 30502550300251.

It is an arithmetic number, because the mean of its divisors is an integer number (30502550300251).

Almost surely, 2^{61005100600501} is an apocalyptic number.

It is an amenable number.

61005100600501 is a deficient number, since it is larger than the sum of its proper divisors (1).

61005100600501 is an equidigital number, since it uses as much as digits as its factorization.

61005100600501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 25.

Adding to 61005100600501 its reverse (10500600150016), we get a palindrome (71505700750517).

The spelling of 61005100600501 in words is "sixty-one trillion, five billion, one hundred million, six hundred thousand, five hundred one".