6557001650 has 24 divisors (see below), whose sum is σ = 12837920880. Its totient is φ = 2484758160.

The previous prime is 6557001641. The next prime is 6557001679. The reversal of 6557001650 is 561007556.

It is a self number, because there is not a number n which added to its sum of digits gives 6557001650.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3450104 + ... + 3452003.

It is an arithmetic number, because the mean of its divisors is an integer number (534913370).

Almost surely, 2^6557001650 is an apocalyptic number.

6557001650 is a deficient number, since it is larger than the sum of its proper divisors (6280919230).

6557001650 is a wasteful number, since it uses less digits than its factorization.

6557001650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6902138 (or 6902133 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 35.

The square root of 6557001650 is about 80975.3150657656. The cubic root of 6557001650 is about 1871.6950752598.

The spelling of 6557001650 in words is "six billion, five hundred fifty-seven million, one thousand, six hundred fifty".