650398298406 has 8 divisors (see below), whose sum is σ = 1300796596824. Its totient is φ = 216799432800.

The previous prime is 650398298383. The next prime is 650398298437. The reversal of 650398298406 is 604892893056.

650398298406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

650398298406 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 650398298406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54199858195 + ... + 54199858206.

It is an arithmetic number, because the mean of its divisors is an integer number (162599574603).

Almost surely, 2^650398298406 is an apocalyptic number.

650398298406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

650398298406 is a wasteful number, since it uses less digits than its factorization.

650398298406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108399716406.

The product of its (nonzero) digits is 22394880, while the sum is 60.

The spelling of 650398298406 in words is "six hundred fifty billion, three hundred ninety-eight million, two hundred ninety-eight thousand, four hundred six".