451340043154 has 64 divisors (see below), whose sum is σ = 911598508800. Its totient is φ = 161854744320.

The previous prime is 451340043113. The next prime is 451340043157.

451340043154 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (451340043157) 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 31 ways as a sum of consecutive naturals, for example, 375712 + ... + 1021684.

It is an arithmetic number, because the mean of its divisors is an integer number (14243726700).

Almost surely, 2^451340043154 is an apocalyptic number.

451340043154 is an abundant number, since it is smaller than the sum of its proper divisors (460258465646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

451340043154 is a wasteful number, since it uses less digits than its factorization.

451340043154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646355.

The product of its (nonzero) digits is 57600, while the sum is 34.

It can be divided in two parts, 4513400 and 43154, that added together give a palindrome (4556554).

The spelling of 451340043154 in words is "four hundred fifty-one billion, three hundred forty million, forty-three thousand, one hundred fifty-four".