64522357723067 has 2 divisors, whose sum is σ = 64522357723068. Its totient is φ = 64522357723066.

The previous prime is 64522357723039. The next prime is 64522357723099. The reversal of 64522357723067 is 76032775322546.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64522357723067 - 2¹² = 64522357718971 is a prime.

It is a super-2 number, since 2×64522357723067² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 64522357722997 and 64522357723015.

It is not a weakly prime, because it can be changed into another prime (64522357723037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32261178861533 + 32261178861534.

It is an arithmetic number, because the mean of its divisors is an integer number (32261178861534).

Almost surely, 2^{64522357723067} is an apocalyptic number.

64522357723067 is a deficient number, since it is larger than the sum of its proper divisors (1).

64522357723067 is an equidigital number, since it uses as much as digits as its factorization.

64522357723067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88905600, while the sum is 59.

The spelling of 64522357723067 in words is "sixty-four trillion, five hundred twenty-two billion, three hundred fifty-seven million, seven hundred twenty-three thousand, sixty-seven".