451451145115 has 16 divisors (see below), whose sum is σ = 588649374720. Its totient is φ = 331115268960.

The previous prime is 451451145113. The next prime is 451451145127. The reversal of 451451145115 is 511541154154.

It is not a de Polignac number, because 451451145115 - 2¹ = 451451145113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (451451145113) 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, 76644109 + ... + 76649998.

It is an arithmetic number, because the mean of its divisors is an integer number (36790585920).

Almost surely, 2^451451145115 is an apocalyptic number.

451451145115 is a deficient number, since it is larger than the sum of its proper divisors (137198229605).

451451145115 is a wasteful number, since it uses less digits than its factorization.

451451145115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153294162.

The product of its digits is 40000, while the sum is 37.

Adding to 451451145115 its reverse (511541154154), we get a palindrome (962992299269).

The spelling of 451451145115 in words is "four hundred fifty-one billion, four hundred fifty-one million, one hundred forty-five thousand, one hundred fifteen".