64242305622 has 96 divisors (see below), whose sum is σ = 160046059680. Its totient is φ = 18441346560.

The previous prime is 64242305597. The next prime is 64242305641. The reversal of 64242305622 is 22650324246.

64242305622 is a `hidden beast` number, since 6 + 4 + 2 + 4 + 23 + 0 + 5 + 622 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 198778 + ... + 409874.

It is an arithmetic number, because the mean of its divisors is an integer number (1667146455).

Almost surely, 2^64242305622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64242305622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80023029840).

64242305622 is an abundant number, since it is smaller than the sum of its proper divisors (95803754058).

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

64242305622 is a wasteful number, since it uses less digits than its factorization.

64242305622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211198 (or 211195 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 64242305622 its reverse (22650324246), we get a palindrome (86892629868).

The spelling of 64242305622 in words is "sixty-four billion, two hundred forty-two million, three hundred five thousand, six hundred twenty-two".