64226651270 has 32 divisors (see below), whose sum is σ = 122422218048. Its totient is φ = 24176723968.

The previous prime is 64226651261. The next prime is 64226651347. The reversal of 64226651270 is 7215662246.

It is a super-2 number, since 2×64226651270² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 2135054 + ... + 2164926.

It is an arithmetic number, because the mean of its divisors is an integer number (3825694314).

Almost surely, 2^64226651270 is an apocalyptic number.

64226651270 is a deficient number, since it is larger than the sum of its proper divisors (58195566778).

64226651270 is a wasteful number, since it uses less digits than its factorization.

64226651270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42544.

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 64226651270 in words is "sixty-four billion, two hundred twenty-six million, six hundred fifty-one thousand, two hundred seventy".