451045401354191 has 8 divisors (see below), whose sum is σ = 518940059085600. Its totient is φ = 384015643721568.

The previous prime is 451045401354169. The next prime is 451045401354227. The reversal of 451045401354191 is 191453104540154.

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 451045401354191 - 2¹⁰ = 451045401353167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451045401354131) 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 7 ways as a sum of consecutive naturals, for example, 216225023576 + ... + 216225025661.

It is an arithmetic number, because the mean of its divisors is an integer number (64867507385700).

Almost surely, 2^{451045401354191} is an apocalyptic number.

451045401354191 is a deficient number, since it is larger than the sum of its proper divisors (67894657731409).

451045401354191 is a wasteful number, since it uses less digits than its factorization.

451045401354191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432450049393.

The product of its (nonzero) digits is 864000, while the sum is 47.

The spelling of 451045401354191 in words is "four hundred fifty-one trillion, forty-five billion, four hundred one million, three hundred fifty-four thousand, one hundred ninety-one".