121596263716 has 12 divisors (see below), whose sum is σ = 212798519920. Its totient is φ = 60796686600.

The previous prime is 121596263671. The next prime is 121596263717. The reversal of 121596263716 is 617362695121.

It is a self number, because there is not a number n which added to its sum of digits gives 121596263716.

It is not an unprimeable number, because it can be changed into a prime (121596263717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159486 + ... + 518293.

Almost surely, 2^121596263716 is an apocalyptic number.

It is an amenable number.

121596263716 is a deficient number, since it is larger than the sum of its proper divisors (91202256204).

121596263716 is a wasteful number, since it uses less digits than its factorization.

121596263716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722634 (or 722632 counting only the distinct ones).

The product of its digits is 816480, while the sum is 49.

The spelling of 121596263716 in words is "one hundred twenty-one billion, five hundred ninety-six million, two hundred sixty-three thousand, seven hundred sixteen".