64228622302838 has 24 divisors (see below), whose sum is σ = 112085206139592. Its totient is φ = 27523405077504.

The previous prime is 64228622302813. The next prime is 64228622302891. The reversal of 64228622302838 is 83820322682246.

It is a super-3 number, since 3×64228622302838³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36606731 + ... + 38321142.

It is an arithmetic number, because the mean of its divisors is an integer number (4670216922483).

Almost surely, 2^{64228622302838} is an apocalyptic number.

64228622302838 is a deficient number, since it is larger than the sum of its proper divisors (47856583836754).

64228622302838 is a wasteful number, since it uses less digits than its factorization.

64228622302838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74936636 (or 74936629 counting only the distinct ones).

The product of its (nonzero) digits is 21233664, while the sum is 56.

The spelling of 64228622302838 in words is "sixty-four trillion, two hundred twenty-eight billion, six hundred twenty-two million, three hundred two thousand, eight hundred thirty-eight".