65423273202 has 96 divisors (see below), whose sum is σ = 167785188480. Its totient is φ = 18026426880.

The previous prime is 65423273189. The next prime is 65423273203. The reversal of 65423273202 is 20237232456.

65423273202 is a `hidden beast` number, since 6 + 5 + 4 + 2 + 327 + 320 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (65423273203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3209013 + ... + 3229335.

It is an arithmetic number, because the mean of its divisors is an integer number (1747762380).

Almost surely, 2^65423273202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65423273202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83892594240).

65423273202 is an abundant number, since it is smaller than the sum of its proper divisors (102361915278).

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

65423273202 is a wasteful number, since it uses less digits than its factorization.

65423273202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21248 (or 21245 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The spelling of 65423273202 in words is "sixty-five billion, four hundred twenty-three million, two hundred seventy-three thousand, two hundred two".