6555498920 has 16 divisors (see below), whose sum is σ = 14749872660. Its totient is φ = 2622199552.

The previous prime is 6555498919. The next prime is 6555498931. The reversal of 6555498920 is 298945556.

It can be written as a sum of positive squares in 2 ways, for example, as 5953974244 + 601524676 = 77162^2 + 24526^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81943697 + ... + 81943776.

Almost surely, 2^6555498920 is an apocalyptic number.

It is an amenable number.

6555498920 is an abundant number, since it is smaller than the sum of its proper divisors (8194373740).

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

6555498920 is a wasteful number, since it uses less digits than its factorization.

6555498920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163887484 (or 163887480 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 53.

The square root of 6555498920 is about 80966.0355951803. The cubic root of 6555498920 is about 1871.5520796557.

The spelling of 6555498920 in words is "six billion, five hundred fifty-five million, four hundred ninety-eight thousand, nine hundred twenty".