5451323812 has 24 divisors (see below), whose sum is σ = 10688348160. Its totient is φ = 2410904160.

The previous prime is 5451323789. The next prime is 5451323831. The reversal of 5451323812 is 2183231545.

It is a super-2 number, since 2×5451323812² = 59433862606556422688, which contains 22 as substring.

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, 1672612 + ... + 1675867.

It is an arithmetic number, because the mean of its divisors is an integer number (445347840).

Almost surely, 2^5451323812 is an apocalyptic number.

It is an amenable number.

5451323812 is a deficient number, since it is larger than the sum of its proper divisors (5237024348).

5451323812 is a wasteful number, since it uses less digits than its factorization.

5451323812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3348531 (or 3348529 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

The square root of 5451323812 is about 73833.0807429840. The cubic root of 5451323812 is about 1759.9513386167.

The spelling of 5451323812 in words is "five billion, four hundred fifty-one million, three hundred twenty-three thousand, eight hundred twelve".