65350454623 has 2 divisors, whose sum is σ = 65350454624. Its totient is φ = 65350454622.

The previous prime is 65350454621. The next prime is 65350454633. The reversal of 65350454623 is 32645405356.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65350454623 - 2¹ = 65350454621 is a prime.

Together with 65350454621, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 65350454623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65350454621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32675227311 + 32675227312.

It is an arithmetic number, because the mean of its divisors is an integer number (32675227312).

Almost surely, 2^65350454623 is an apocalyptic number.

65350454623 is a deficient number, since it is larger than the sum of its proper divisors (1).

65350454623 is an equidigital number, since it uses as much as digits as its factorization.

65350454623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296000, while the sum is 43.

Adding to 65350454623 its reverse (32645405356), we get a palindrome (97995859979).

The spelling of 65350454623 in words is "sixty-five billion, three hundred fifty million, four hundred fifty-four thousand, six hundred twenty-three".