649952330118 has 64 divisors (see below), whose sum is σ = 1600566331392. Its totient is φ = 171342748800.

The previous prime is 649952330101. The next prime is 649952330123. The reversal of 649952330118 is 811033259946.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1030480 + ... + 1536812.

It is an arithmetic number, because the mean of its divisors is an integer number (25008848928).

Almost surely, 2^649952330118 is an apocalyptic number.

649952330118 is an abundant number, since it is smaller than the sum of its proper divisors (950614001274).

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

649952330118 is a wasteful number, since it uses less digits than its factorization.

649952330118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508709.

The product of its (nonzero) digits is 1399680, while the sum is 51.

The spelling of 649952330118 in words is "six hundred forty-nine billion, nine hundred fifty-two million, three hundred thirty thousand, one hundred eighteen".