64595016 has 64 divisors (see below), whose sum is σ = 181339200. Its totient is φ = 21302784.

The previous prime is 64595009. The next prime is 64595023. The reversal of 64595016 is 61059546.

64595016 is a `hidden beast` number, since 64 + 595 + 0 + 1 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (64595009) and next prime (64595023).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19411 + ... + 22493.

It is an arithmetic number, because the mean of its divisors is an integer number (2833425).

Almost surely, 2^64595016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64595016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90669600).

64595016 is an abundant number, since it is smaller than the sum of its proper divisors (116744184).

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

64595016 is a wasteful number, since it uses less digits than its factorization.

64595016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3195 (or 3185 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 64595016 is about 8037.1024629527. The cubic root of 64595016 is about 401.2357947631.

The spelling of 64595016 in words is "sixty-four million, five hundred ninety-five thousand, sixteen".