65330228878 has 8 divisors (see below), whose sum is σ = 101156483520. Its totient is φ = 31611401040.

The previous prime is 65330228867. The next prime is 65330228879. The reversal of 65330228878 is 87882203356.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65330228879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 526856623 + ... + 526856746.

It is an arithmetic number, because the mean of its divisors is an integer number (12644560440).

Almost surely, 2^65330228878 is an apocalyptic number.

65330228878 is a deficient number, since it is larger than the sum of its proper divisors (35826254642).

65330228878 is a wasteful number, since it uses less digits than its factorization.

65330228878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053713402.

The product of its (nonzero) digits is 3870720, while the sum is 52.

The spelling of 65330228878 in words is "sixty-five billion, three hundred thirty million, two hundred twenty-eight thousand, eight hundred seventy-eight".