5451134432512 has 72 divisors (see below), whose sum is σ = 11013807349440. Its totient is φ = 2692304609280.

The previous prime is 5451134432459. The next prime is 5451134432531. The reversal of 5451134432512 is 2152344311545.

It is a congruent number.

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, 167396712 + ... + 167429272.

It is an arithmetic number, because the mean of its divisors is an integer number (152969546520).

Almost surely, 2^{5451134432512} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5451134432512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5506903674720).

5451134432512 is an abundant number, since it is smaller than the sum of its proper divisors (5562672916928).

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

5451134432512 is an equidigital number, since it uses as much as digits as its factorization.

5451134432512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40539 (or 40525 counting only the distinct ones).

The product of its digits is 288000, while the sum is 40.

The spelling of 5451134432512 in words is "five trillion, four hundred fifty-one billion, one hundred thirty-four million, four hundred thirty-two thousand, five hundred twelve".