451223302213451 has 16 divisors (see below), whose sum is σ = 460088115322080. Its totient is φ = 442399953070080.

The previous prime is 451223302213447. The next prime is 451223302213483. The reversal of 451223302213451 is 154312203322154.

It is a cyclic number.

It is not a de Polignac number, because 451223302213451 - 2² = 451223302213447 is a prime.

It is a super-2 number, since 2×451223302213451² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (451223302219451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54395015 + ... + 62139071.

It is an arithmetic number, because the mean of its divisors is an integer number (28755507207630).

Almost surely, 2^{451223302213451} is an apocalyptic number.

451223302213451 is a deficient number, since it is larger than the sum of its proper divisors (8864813108629).

451223302213451 is a wasteful number, since it uses less digits than its factorization.

451223302213451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7746734.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 451223302213451 in words is "four hundred fifty-one trillion, two hundred twenty-three billion, three hundred two million, two hundred thirteen thousand, four hundred fifty-one".