65124032712 has 16 divisors (see below), whose sum is σ = 162810081840. Its totient is φ = 21708010896.

The previous prime is 65124032689. The next prime is 65124032717. The reversal of 65124032712 is 21723042156.

It is a super-2 number, since 2×65124032712² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (65124032717) 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 3 ways as a sum of consecutive naturals, for example, 1356750658 + ... + 1356750705.

It is an arithmetic number, because the mean of its divisors is an integer number (10175630115).

Almost surely, 2^65124032712 is an apocalyptic number.

It is an amenable number.

65124032712 is an abundant number, since it is smaller than the sum of its proper divisors (97686049128).

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

65124032712 is a wasteful number, since it uses less digits than its factorization.

65124032712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2713501372 (or 2713501368 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

Adding to 65124032712 its reverse (21723042156), we get a palindrome (86847074868).

The spelling of 65124032712 in words is "sixty-five billion, one hundred twenty-four million, thirty-two thousand, seven hundred twelve".