654245622332121 has 8 divisors (see below), whose sum is σ = 910254778896960. Its totient is φ = 417200106994352.

The previous prime is 654245622332059. The next prime is 654245622332143. The reversal of 654245622332121 is 121233226542456.

654245622332121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 654245622332121 - 2²⁵ = 654245588777689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (654245622332161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4740910306686 + ... + 4740910306823.

It is an arithmetic number, because the mean of its divisors is an integer number (113781847362120).

Almost surely, 2^{654245622332121} is an apocalyptic number.

It is an amenable number.

654245622332121 is a deficient number, since it is larger than the sum of its proper divisors (256009156564839).

654245622332121 is a wasteful number, since it uses less digits than its factorization.

654245622332121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9481820613535.

The product of its digits is 4147200, while the sum is 48.

Adding to 654245622332121 its reverse (121233226542456), we get a palindrome (775478848874577).

The spelling of 654245622332121 in words is "six hundred fifty-four trillion, two hundred forty-five billion, six hundred twenty-two million, three hundred thirty-two thousand, one hundred twenty-one".