6451445132 has 12 divisors (see below), whose sum is σ = 12316395336. Its totient is φ = 2932475040.

The previous prime is 6451445113. The next prime is 6451445179. The reversal of 6451445132 is 2315441546.

It is a super-2 number, since 2×6451445132² = 83242288582412994848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6451445092 and 6451445101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73311833 + ... + 73311920.

It is an arithmetic number, because the mean of its divisors is an integer number (1026366278).

Almost surely, 2^6451445132 is an apocalyptic number.

It is an amenable number.

6451445132 is a deficient number, since it is larger than the sum of its proper divisors (5864950204).

6451445132 is a wasteful number, since it uses less digits than its factorization.

6451445132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146623768 (or 146623766 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

The square root of 6451445132 is about 80320.8885160019. Note that the first 3 decimals coincide. The cubic root of 6451445132 is about 1861.5969954836.

Adding to 6451445132 its reverse (2315441546), we get a palindrome (8766886678).

The spelling of 6451445132 in words is "six billion, four hundred fifty-one million, four hundred forty-five thousand, one hundred thirty-two".