121675879976 has 48 divisors (see below), whose sum is σ = 265427267040. Its totient is φ = 52139482080.

The previous prime is 121675879943. The next prime is 121675879979. The reversal of 121675879976 is 679978576121.

It is not an unprimeable number, because it can be changed into a prime (121675879979) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3496181 + ... + 3530811.

It is an arithmetic number, because the mean of its divisors is an integer number (5529734730).

Almost surely, 2^121675879976 is an apocalyptic number.

It is an amenable number.

121675879976 is an abundant number, since it is smaller than the sum of its proper divisors (143751387064).

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

121675879976 is a wasteful number, since it uses less digits than its factorization.

121675879976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43614 (or 43603 counting only the distinct ones).

The product of its digits is 80015040, while the sum is 68.

The spelling of 121675879976 in words is "one hundred twenty-one billion, six hundred seventy-five million, eight hundred seventy-nine thousand, nine hundred seventy-six".