65612101140312 has 64 divisors (see below), whose sum is σ = 164077619258880. Its totient is φ = 21864385811712.

The previous prime is 65612101140307. The next prime is 65612101140323. The reversal of 65612101140312 is 21304110121656.

It is a super-2 number, since 2×65612101140312² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1544774308 + ... + 1544816780.

It is an arithmetic number, because the mean of its divisors is an integer number (2563712800920).

Almost surely, 2^{65612101140312} is an apocalyptic number.

It is an amenable number.

65612101140312 is an abundant number, since it is smaller than the sum of its proper divisors (98465518118568).

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

65612101140312 is a wasteful number, since it uses less digits than its factorization.

65612101140312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59552 (or 59548 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

Adding to 65612101140312 its reverse (21304110121656), we get a palindrome (86916211261968).

The spelling of 65612101140312 in words is "sixty-five trillion, six hundred twelve billion, one hundred one million, one hundred forty thousand, three hundred twelve".