65119716 has 144 divisors (see below), whose sum is σ = 184504320. Its totient is φ = 19293120.

The previous prime is 65119711. The next prime is 65119727. The reversal of 65119716 is 61791156.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (65119711) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1103695 + ... + 1103753.

It is an arithmetic number, because the mean of its divisors is an integer number (1281280).

Almost surely, 2^65119716 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 65119716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92252160).

65119716 is an abundant number, since it is smaller than the sum of its proper divisors (119384604).

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

65119716 is a wasteful number, since it uses less digits than its factorization.

65119716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166 (or 161 counting only the distinct ones).

The product of its digits is 11340, while the sum is 36.

The square root of 65119716 is about 8069.6788040169. The cubic root of 65119716 is about 402.3192681643.

The spelling of 65119716 in words is "sixty-five million, one hundred nineteen thousand, seven hundred sixteen".