451523545013 has 8 divisors (see below), whose sum is σ = 457310145600. Its totient is φ = 445745195968.

The previous prime is 451523545009. The next prime is 451523545021. The reversal of 451523545013 is 310545325154.

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 451523545013 - 2² = 451523545009 is a prime.

It is a super-2 number, since 2×451523545013² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451523545073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1952708 + ... + 2171661.

It is an arithmetic number, because the mean of its divisors is an integer number (57163768200).

Almost surely, 2^451523545013 is an apocalyptic number.

It is an amenable number.

451523545013 is a deficient number, since it is larger than the sum of its proper divisors (5786600587).

451523545013 is a wasteful number, since it uses less digits than its factorization.

451523545013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4125771.

The product of its (nonzero) digits is 180000, while the sum is 38.

The spelling of 451523545013 in words is "four hundred fifty-one billion, five hundred twenty-three million, five hundred forty-five thousand, thirteen".