65027477101 has 2 divisors, whose sum is σ = 65027477102. Its totient is φ = 65027477100.

The previous prime is 65027477083. The next prime is 65027477149. The reversal of 65027477101 is 10177472056.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53696939076 + 11330538025 = 231726^2 + 106445^2 .

It is a cyclic number.

It is not a de Polignac number, because 65027477101 - 2¹⁷ = 65027346029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65027477161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32513738550 + 32513738551.

It is an arithmetic number, because the mean of its divisors is an integer number (32513738551).

Almost surely, 2^65027477101 is an apocalyptic number.

It is an amenable number.

65027477101 is a deficient number, since it is larger than the sum of its proper divisors (1).

65027477101 is an equidigital number, since it uses as much as digits as its factorization.

65027477101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82320, while the sum is 40.

The spelling of 65027477101 in words is "sixty-five billion, twenty-seven million, four hundred seventy-seven thousand, one hundred one".