6451083912 has 64 divisors (see below), whose sum is σ = 19849495680. Its totient is φ = 1701384192.

The previous prime is 6451083871. The next prime is 6451083913. The reversal of 6451083912 is 2193801546.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (6451083913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1474713 + ... + 1479080.

It is an arithmetic number, because the mean of its divisors is an integer number (310148370).

Almost surely, 2^6451083912 is an apocalyptic number.

It is an amenable number.

6451083912 is an abundant number, since it is smaller than the sum of its proper divisors (13398411768).

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

6451083912 is a wasteful number, since it uses less digits than its factorization.

6451083912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2953822 (or 2953818 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 6451083912 is about 80318.6398789223. The cubic root of 6451083912 is about 1861.5622508849.

The spelling of 6451083912 in words is "six billion, four hundred fifty-one million, eighty-three thousand, nine hundred twelve".