65011782 has 16 divisors (see below), whose sum is σ = 141844032. Its totient is φ = 19700520.

The previous prime is 65011753. The next prime is 65011783. The reversal of 65011782 is 28711056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65011783) 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, 492448 + ... + 492579.

It is an arithmetic number, because the mean of its divisors is an integer number (8865252).

Almost surely, 2^65011782 is an apocalyptic number.

65011782 is an abundant number, since it is smaller than the sum of its proper divisors (76832250).

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

65011782 is a wasteful number, since it uses less digits than its factorization.

65011782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985043.

The product of its (nonzero) digits is 3360, while the sum is 30.

The square root of 65011782 is about 8062.9884038116. The cubic root of 65011782 is about 402.0968678225.

The spelling of 65011782 in words is "sixty-five million, eleven thousand, seven hundred eighty-two".