64500010 has 16 divisors (see below), whose sum is σ = 116191872. Its totient is φ = 25779600.

The previous prime is 64500001. The next prime is 64500049. The reversal of 64500010 is 1000546.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21715 + ... + 24505.

It is an arithmetic number, because the mean of its divisors is an integer number (7261992).

Almost surely, 2^64500010 is an apocalyptic number.

64500010 is a deficient number, since it is larger than the sum of its proper divisors (51691862).

64500010 is a wasteful number, since it uses less digits than its factorization.

64500010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5109.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 64500010 is about 8031.1898246773. The cubic root of 64500010 is about 401.0389864314.

Adding to 64500010 its reverse (1000546), we get a palindrome (65500556).

The spelling of 64500010 in words is "sixty-four million, five hundred thousand, ten".