64226246626044 has 18 divisors (see below), whose sum is σ = 162349678971480. Its totient is φ = 21408748875336.

The previous prime is 64226246626039. The next prime is 64226246626049. The reversal of 64226246626044 is 44062664262246.

64226246626044 is a `hidden beast` number, since 6 + 4 + 2 + 2 + 6 + 2 + 4 + 6 + 626 + 0 + 4 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (64226246626039) and next prime (64226246626049).

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64226246626049) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 892031203104 + ... + 892031203175.

Almost surely, 2^{64226246626044} is an apocalyptic number.

It is an amenable number.

64226246626044 is an abundant number, since it is smaller than the sum of its proper divisors (98123432345436).

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

64226246626044 is a wasteful number, since it uses less digits than its factorization.

64226246626044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784062406289 (or 1784062406284 counting only the distinct ones).

The product of its (nonzero) digits is 31850496, while the sum is 54.

The spelling of 64226246626044 in words is "sixty-four trillion, two hundred twenty-six billion, two hundred forty-six million, six hundred twenty-six thousand, forty-four".