64355724740106 has 24 divisors (see below), whose sum is σ = 146776214320320. Its totient is φ = 20322860444136.

The previous prime is 64355724740063. The next prime is 64355724740107. The reversal of 64355724740106 is 60104742755346.

64355724740106 is a `hidden beast` number, since 6 + 4 + 3 + 557 + 2 + 4 + 74 + 0 + 10 + 6 = 666.

64355724740106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×64355724740106³ (a number of 42 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (64355724740107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94087316530 + ... + 94087317213.

It is an arithmetic number, because the mean of its divisors is an integer number (6115675596680).

Almost surely, 2^{64355724740106} is an apocalyptic number.

64355724740106 is an abundant number, since it is smaller than the sum of its proper divisors (82420489580214).

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

64355724740106 is a wasteful number, since it uses less digits than its factorization.

64355724740106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188174633770 (or 188174633767 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 54.

The spelling of 64355724740106 in words is "sixty-four trillion, three hundred fifty-five billion, seven hundred twenty-four million, seven hundred forty thousand, one hundred six".