451115017027712 has 64 divisors (see below), whose sum is σ = 901603153281600. Its totient is φ = 224830959135744.

The previous prime is 451115017027669. The next prime is 451115017027769. The reversal of 451115017027712 is 217720710511154.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85625339 + ... + 90740997.

It is an arithmetic number, because the mean of its divisors is an integer number (14087549270025).

Almost surely, 2^{451115017027712} is an apocalyptic number.

It is an amenable number.

451115017027712 is a deficient number, since it is larger than the sum of its proper divisors (450488136253888).

451115017027712 is a wasteful number, since it uses less digits than its factorization.

451115017027712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5117893 (or 5117881 counting only the distinct ones).

The product of its (nonzero) digits is 137200, while the sum is 44.

Adding to 451115017027712 its reverse (217720710511154), we get a palindrome (668835727538866).

The spelling of 451115017027712 in words is "four hundred fifty-one trillion, one hundred fifteen billion, seventeen million, twenty-seven thousand, seven hundred twelve".