121896469225684 has 48 divisors (see below), whose sum is σ = 214752697346880. Its totient is φ = 60539349198080.

The previous prime is 121896469225681. The next prime is 121896469225723. The reversal of 121896469225684 is 486522964698121.

It is a happy number.

It is a hoax number, since the sum of its digits (73) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121896469225681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4325470074 + ... + 4325498254.

It is an arithmetic number, because the mean of its divisors is an integer number (4474014528060).

Almost surely, 2^{121896469225684} is an apocalyptic number.

It is an amenable number.

121896469225684 is a deficient number, since it is larger than the sum of its proper divisors (92856228121196).

121896469225684 is a wasteful number, since it uses less digits than its factorization.

121896469225684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34968 (or 34966 counting only the distinct ones).

The product of its digits is 716636160, while the sum is 73.

The spelling of 121896469225684 in words is "one hundred twenty-one trillion, eight hundred ninety-six billion, four hundred sixty-nine million, two hundred twenty-five thousand, six hundred eighty-four".