6490013650 has 48 divisors (see below), whose sum is σ = 12374993664. Its totient is φ = 2530946880.

The previous prime is 6490013641. The next prime is 6490013657. The reversal of 6490013650 is 563100946.

It is not an unprimeable number, because it can be changed into a prime (6490013657) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1302564 + ... + 1307536.

It is an arithmetic number, because the mean of its divisors is an integer number (257812368).

Almost surely, 2^6490013650 is an apocalyptic number.

6490013650 is a deficient number, since it is larger than the sum of its proper divisors (5884980014).

6490013650 is a wasteful number, since it uses less digits than its factorization.

6490013650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5635 (or 5630 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 6490013650 is about 80560.6209633466. The cubic root of 6490013650 is about 1865.2993407685.

The spelling of 6490013650 in words is "six billion, four hundred ninety million, thirteen thousand, six hundred fifty".