6489666150 has 48 divisors (see below), whose sum is σ = 17557501248. Its totient is φ = 1573252000.

The previous prime is 6489666137. The next prime is 6489666151. The reversal of 6489666150 is 516669846.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 6489666093 and 6489666102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6489666151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1964916 + ... + 1968215.

It is an arithmetic number, because the mean of its divisors is an integer number (365781276).

Almost surely, 2^6489666150 is an apocalyptic number.

6489666150 is an abundant number, since it is smaller than the sum of its proper divisors (11067835098).

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

6489666150 is a wasteful number, since it uses less digits than its factorization.

6489666150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3933157 (or 3933152 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 51.

The square root of 6489666150 is about 80558.4641735429. The cubic root of 6489666150 is about 1865.2660484354.

It can be divided in two parts, 64896 and 66150, that multiplied together give a square (4292870400 = 65520²).

The spelling of 6489666150 in words is "six billion, four hundred eighty-nine million, six hundred sixty-six thousand, one hundred fifty".