6456545900 has 36 divisors (see below), whose sum is σ = 16012235568. Its totient is φ = 2213672640.

The previous prime is 6456545869. The next prime is 6456545903. The reversal of 6456545900 is 95456546.

It is a super-3 number, since 3×6456545900³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (6456545903) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4611119 + ... + 4612518.

Almost surely, 2^6456545900 is an apocalyptic number.

It is an amenable number.

6456545900 is an abundant number, since it is smaller than the sum of its proper divisors (9555689668).

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

6456545900 is a wasteful number, since it uses less digits than its factorization.

6456545900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9223658 (or 9223651 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 44.

The square root of 6456545900 is about 80352.6346798909. The cubic root of 6456545900 is about 1862.0874836746.

The spelling of 6456545900 in words is "six billion, four hundred fifty-six million, five hundred forty-five thousand, nine hundred".