6451959152 has 20 divisors (see below), whose sum is σ = 12502033896. Its totient is φ = 3225627840.

The previous prime is 6451959139. The next prime is 6451959197. The reversal of 6451959152 is 2519591546.

It is a junction number, because it is equal to n+sod(n) for n = 6451959097 and 6451959106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193127 + ... + 224057.

Almost surely, 2^6451959152 is an apocalyptic number.

It is an amenable number.

6451959152 is a deficient number, since it is larger than the sum of its proper divisors (6050074744).

6451959152 is a wasteful number, since it uses less digits than its factorization.

6451959152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43976 (or 43970 counting only the distinct ones).

The product of its digits is 486000, while the sum is 47.

The square root of 6451959152 is about 80324.0882425689. The cubic root of 6451959152 is about 1861.6464351908.

The spelling of 6451959152 in words is "six billion, four hundred fifty-one million, nine hundred fifty-nine thousand, one hundred fifty-two".