64564530866030 has 128 divisors (see below), whose sum is σ = 131632324992000. Its totient is φ = 22636487577600.

The previous prime is 64564530866027. The next prime is 64564530866039. The reversal of 64564530866030 is 3066803546546.

64564530866030 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64564530866039) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 100223396 + ... + 100865544.

It is an arithmetic number, because the mean of its divisors is an integer number (1028377539000).

Almost surely, 2^{64564530866030} is an apocalyptic number.

64564530866030 is an abundant number, since it is smaller than the sum of its proper divisors (67067794125970).

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

64564530866030 is a wasteful number, since it uses less digits than its factorization.

64564530866030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642670.

The product of its (nonzero) digits is 37324800, while the sum is 56.

The spelling of 64564530866030 in words is "sixty-four trillion, five hundred sixty-four billion, five hundred thirty million, eight hundred sixty-six thousand, thirty".