666060245202451 has 8 divisors (see below), whose sum is σ = 726896010475008. Its totient is φ = 605271952245000.

The previous prime is 666060245202433. The next prime is 666060245202493. The reversal of 666060245202451 is 154202542060666.

It is a happy number.

666060245202451 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 666060245202451 - 2¹⁷ = 666060245071379 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 666060245202395 and 666060245202404.

It is not an unprimeable number, because it can be changed into a prime (666060245202431) 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, 11868049435 + ... + 11868105556.

It is an arithmetic number, because the mean of its divisors is an integer number (90862001309376).

Almost surely, 2^{666060245202451} is an apocalyptic number.

666060245202451 is a deficient number, since it is larger than the sum of its proper divisors (60835765272557).

666060245202451 is a wasteful number, since it uses less digits than its factorization.

666060245202451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23736157553.

The product of its (nonzero) digits is 4147200, while the sum is 49.

The spelling of 666060245202451 in words is "six hundred sixty-six trillion, sixty billion, two hundred forty-five million, two hundred two thousand, four hundred fifty-one".