64464002422 has 32 divisors (see below), whose sum is σ = 103558150080. Its totient is φ = 30078178240.

The previous prime is 64464002413. The next prime is 64464002429. The reversal of 64464002422 is 22420046446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64464002429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 965388 + ... + 1030000.

It is an arithmetic number, because the mean of its divisors is an integer number (3236192190).

Almost surely, 2^64464002422 is an apocalyptic number.

64464002422 is a deficient number, since it is larger than the sum of its proper divisors (39094147658).

64464002422 is an equidigital number, since it uses as much as digits as its factorization.

64464002422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64725 (or 64679 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 64464002422 its reverse (22420046446), we get a palindrome (86884048868).

The spelling of 64464002422 in words is "sixty-four billion, four hundred sixty-four million, two thousand, four hundred twenty-two".