121452506151336 has 128 divisors (see below), whose sum is σ = 342421579008000. Its totient is φ = 39877812063936.

The previous prime is 121452506151331. The next prime is 121452506151343. The reversal of 121452506151336 is 633151605254121.

It is a happy number.

121452506151336 is a `hidden beast` number, since 1 + 2 + 1 + 4 + 5 + 2 + 506 + 1 + 5 + 133 + 6 = 666.

It is a super-2 number, since 2×121452506151336² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121452506151291 and 121452506151300.

It is not an unprimeable number, because it can be changed into a prime (121452506151331) 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 31 ways as a sum of consecutive naturals, for example, 285276435 + ... + 285701853.

It is an arithmetic number, because the mean of its divisors is an integer number (2675168586000).

Almost surely, 2^{121452506151336} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121452506151336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171210789504000).

121452506151336 is an abundant number, since it is smaller than the sum of its proper divisors (220969072856664).

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

121452506151336 is a wasteful number, since it uses less digits than its factorization.

121452506151336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445228 (or 445218 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 45.

The spelling of 121452506151336 in words is "one hundred twenty-one trillion, four hundred fifty-two billion, five hundred six million, one hundred fifty-one thousand, three hundred thirty-six".