650884989008 has 40 divisors (see below), whose sum is σ = 1306010576640. Its totient is φ = 313918398720.

The previous prime is 650884988903. The next prime is 650884989023. The reversal of 650884989008 is 800989488056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1984973 + ... + 2289516.

It is an arithmetic number, because the mean of its divisors is an integer number (32650264416).

Almost surely, 2^650884989008 is an apocalyptic number.

It is an amenable number.

650884989008 is an abundant number, since it is smaller than the sum of its proper divisors (655125587632).

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

650884989008 is a wasteful number, since it uses less digits than its factorization.

650884989008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4274835 (or 4274829 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 65.

The spelling of 650884989008 in words is "six hundred fifty billion, eight hundred eighty-four million, nine hundred eighty-nine thousand, eight".