649661482 has 16 divisors (see below), whose sum is σ = 1030466304. Its totient is φ = 306684000.

The previous prime is 649661461. The next prime is 649661483. The reversal of 649661482 is 284166946.

It is not an unprimeable number, because it can be changed into a prime (649661483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125244 + ... + 130327.

It is an arithmetic number, because the mean of its divisors is an integer number (64404144).

Almost surely, 2^649661482 is an apocalyptic number.

649661482 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

649661482 is a deficient number, since it is larger than the sum of its proper divisors (380804822).

649661482 is a wasteful number, since it uses less digits than its factorization.

649661482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255645.

The product of its digits is 497664, while the sum is 46.

The square root of 649661482 is about 25488.4578191777. The cubic root of 649661482 is about 866.0887010076.

The spelling of 649661482 in words is "six hundred forty-nine million, six hundred sixty-one thousand, four hundred eighty-two".