65796172000 has 96 divisors (see below), whose sum is σ = 174096808704. Its totient is φ = 24293952000.

The previous prime is 65796171983. The next prime is 65796172007. The reversal of 65796172000 is 27169756.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65796172007) 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 15 ways as a sum of consecutive naturals, for example, 580656 + ... + 684655.

It is an arithmetic number, because the mean of its divisors is an integer number (1813508424).

Almost surely, 2^65796172000 is an apocalyptic number.

It is an amenable number.

65796172000 is an abundant number, since it is smaller than the sum of its proper divisors (108300636704).

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

65796172000 is a wasteful number, since it uses less digits than its factorization.

65796172000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265349 (or 1265331 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 43.

The spelling of 65796172000 in words is "sixty-five billion, seven hundred ninety-six million, one hundred seventy-two thousand".