121584895328 has 24 divisors (see below), whose sum is σ = 257783360688. Its totient is φ = 56116105344.

The previous prime is 121584895319. The next prime is 121584895351. The reversal of 121584895328 is 823598485121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146135276 + ... + 146136107.

It is an arithmetic number, because the mean of its divisors is an integer number (10740973362).

Almost surely, 2^121584895328 is an apocalyptic number.

It is an amenable number.

121584895328 is an abundant number, since it is smaller than the sum of its proper divisors (136198465360).

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

121584895328 is a wasteful number, since it uses less digits than its factorization.

121584895328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292271406 (or 292271398 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 56.

The spelling of 121584895328 in words is "one hundred twenty-one billion, five hundred eighty-four million, eight hundred ninety-five thousand, three hundred twenty-eight".