65555050032 has 160 divisors (see below), whose sum is σ = 191018260160. Its totient is φ = 21521479680.

The previous prime is 65555050031. The next prime is 65555050069. The reversal of 65555050032 is 23005055556.

65555050032 is a `hidden beast` number, since 6 + 55 + 550 + 50 + 0 + 3 + 2 = 666.

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 (65555050031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35224782 + ... + 35226642.

It is an arithmetic number, because the mean of its divisors is an integer number (1193864126).

Almost surely, 2^65555050032 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 65555050032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95509130080).

65555050032 is an abundant number, since it is smaller than the sum of its proper divisors (125463210128).

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

65555050032 is a wasteful number, since it uses less digits than its factorization.

65555050032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3068 (or 3056 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 36.

The spelling of 65555050032 in words is "sixty-five billion, five hundred fifty-five million, fifty thousand, thirty-two".