65364018 has 16 divisors (see below), whose sum is σ = 130955616. Its totient is φ = 21750080.

The previous prime is 65364011. The next prime is 65364023. The reversal of 65364018 is 81046356.

It is a self number, because there is not a number n which added to its sum of digits gives 65364018.

It is not an unprimeable number, because it can be changed into a prime (65364011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5628 + ... + 12743.

It is an arithmetic number, because the mean of its divisors is an integer number (8184726).

Almost surely, 2^65364018 is an apocalyptic number.

65364018 is an abundant number, since it is smaller than the sum of its proper divisors (65591598).

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

65364018 is a wasteful number, since it uses less digits than its factorization.

65364018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18969.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 65364018 is about 8084.8016673262. The cubic root of 65364018 is about 402.8217516532.

The spelling of 65364018 in words is "sixty-five million, three hundred sixty-four thousand, eighteen".