64226466020 has 24 divisors (see below), whose sum is σ = 135581741568. Its totient is φ = 25556079200.

The previous prime is 64226465981. The next prime is 64226466049. The reversal of 64226466020 is 2066462246.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8402786 + ... + 8410425.

It is an arithmetic number, because the mean of its divisors is an integer number (5649239232).

Almost surely, 2^64226466020 is an apocalyptic number.

It is an amenable number.

64226466020 is an abundant number, since it is smaller than the sum of its proper divisors (71355275548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64226466020 is a wasteful number, since it uses less digits than its factorization.

64226466020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16813411 (or 16813409 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 64226466020 in words is "sixty-four billion, two hundred twenty-six million, four hundred sixty-six thousand, twenty".