65153818016 has 48 divisors (see below), whose sum is σ = 146624929920. Its totient is φ = 27917571840.

The previous prime is 65153817961. The next prime is 65153818021. The reversal of 65153818016 is 61081835156.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1237346 + ... + 1288926.

It is an arithmetic number, because the mean of its divisors is an integer number (3054686040).

Almost surely, 2^65153818016 is an apocalyptic number.

It is an amenable number.

65153818016 is an abundant number, since it is smaller than the sum of its proper divisors (81471111904).

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

65153818016 is a wasteful number, since it uses less digits than its factorization.

65153818016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57237 (or 57229 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 44.

The spelling of 65153818016 in words is "sixty-five billion, one hundred fifty-three million, eight hundred eighteen thousand, sixteen".