64212543607 has 2 divisors, whose sum is σ = 64212543608. Its totient is φ = 64212543606.

The previous prime is 64212543541. The next prime is 64212543673. The reversal of 64212543607 is 70634521246.

It is a balanced prime because it is at equal distance from previous prime (64212543541) and next prime (64212543673).

It is a cyclic number.

It is not a de Polignac number, because 64212543607 - 2¹⁵ = 64212510839 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64212543607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64212543007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32106271803 + 32106271804.

It is an arithmetic number, because the mean of its divisors is an integer number (32106271804).

Almost surely, 2^64212543607 is an apocalyptic number.

64212543607 is a deficient number, since it is larger than the sum of its proper divisors (1).

64212543607 is an equidigital number, since it uses as much as digits as its factorization.

64212543607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 64212543607 in words is "sixty-four billion, two hundred twelve million, five hundred forty-three thousand, six hundred seven".