65785150112 has 48 divisors (see below), whose sum is σ = 141350886432. Its totient is φ = 29889150720.

The previous prime is 65785150111. The next prime is 65785150117. The reversal of 65785150112 is 21105158756.

It is a super-2 number, since 2×65785150112² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 65785150112.

It is not an unprimeable number, because it can be changed into a prime (65785150111) 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 7 ways as a sum of consecutive naturals, for example, 781163 + ... + 861269.

It is an arithmetic number, because the mean of its divisors is an integer number (2944810134).

Almost surely, 2^65785150112 is an apocalyptic number.

It is an amenable number.

65785150112 is an abundant number, since it is smaller than the sum of its proper divisors (75565736320).

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

65785150112 is a wasteful number, since it uses less digits than its factorization.

65785150112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82461 (or 82453 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 41.

The spelling of 65785150112 in words is "sixty-five billion, seven hundred eighty-five million, one hundred fifty thousand, one hundred twelve".