65305067501 has 2 divisors, whose sum is σ = 65305067502. Its totient is φ = 65305067500.

The previous prime is 65305067483. The next prime is 65305067551. The reversal of 65305067501 is 10576050356.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57353065225 + 7952002276 = 239485^2 + 89174^2 .

It is a cyclic number.

It is not a de Polignac number, because 65305067501 - 2²⁶ = 65237958637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65305067551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32652533750 + 32652533751.

It is an arithmetic number, because the mean of its divisors is an integer number (32652533751).

Almost surely, 2^65305067501 is an apocalyptic number.

It is an amenable number.

65305067501 is a deficient number, since it is larger than the sum of its proper divisors (1).

65305067501 is an equidigital number, since it uses as much as digits as its factorization.

65305067501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94500, while the sum is 38.

The spelling of 65305067501 in words is "sixty-five billion, three hundred five million, sixty-seven thousand, five hundred one".