121076808753708 has 18 divisors (see below), whose sum is σ = 306055266571964. Its totient is φ = 40358936251224.

The previous prime is 121076808753619. The next prime is 121076808753709. The reversal of 121076808753708 is 807357808670121.

121076808753708 is a `hidden beast` number, since 1 + 2 + 10 + 7 + 6 + 8 + 0 + 87 + 537 + 0 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (121076808753709) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1681622343766 + ... + 1681622343837.

Almost surely, 2^{121076808753708} is an apocalyptic number.

121076808753708 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

121076808753708 is an abundant number, since it is smaller than the sum of its proper divisors (184978457818256).

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

121076808753708 is a wasteful number, since it uses less digits than its factorization.

121076808753708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3363244687613 (or 3363244687608 counting only the distinct ones).

The product of its (nonzero) digits is 31610880, while the sum is 63.

The spelling of 121076808753708 in words is "one hundred twenty-one trillion, seventy-six billion, eight hundred eight million, seven hundred fifty-three thousand, seven hundred eight".