64023214650 has 96 divisors (see below), whose sum is σ = 168186378240. Its totient is φ = 16061982720.

The previous prime is 64023214643. The next prime is 64023214657. The reversal of 64023214650 is 5641232046.

64023214650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (64023214643) and next prime (64023214657).

It is not an unprimeable number, because it can be changed into a prime (64023214657) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10112686 + ... + 10119014.

It is an arithmetic number, because the mean of its divisors is an integer number (1751941440).

Almost surely, 2^64023214650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64023214650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84093189120).

64023214650 is an abundant number, since it is smaller than the sum of its proper divisors (104163163590).

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

64023214650 is a wasteful number, since it uses less digits than its factorization.

64023214650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10328 (or 10323 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 64023214650 its reverse (5641232046), we get a palindrome (69664446696).

The spelling of 64023214650 in words is "sixty-four billion, twenty-three million, two hundred fourteen thousand, six hundred fifty".