65018052 has 84 divisors (see below), whose sum is σ = 186194736. Its totient is φ = 19692720.

The previous prime is 65018039. The next prime is 65018089. The reversal of 65018052 is 25081056.

65018052 is a `hidden beast` number, since 650 + 1 + 8 + 0 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 31063 + ... + 33089.

It is an arithmetic number, because the mean of its divisors is an integer number (2216604).

Almost surely, 2^65018052 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 65018052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93097368).

65018052 is an abundant number, since it is smaller than the sum of its proper divisors (121176684).

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

65018052 is a wasteful number, since it uses less digits than its factorization.

65018052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2060 (or 2043 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 65018052 is about 8063.3772080934. The cubic root of 65018052 is about 402.1097940246.

The spelling of 65018052 in words is "sixty-five million, eighteen thousand, fifty-two".