650390377350 has 384 divisors, whose sum is σ = 1896975728640. Its totient is φ = 144422208000.

The previous prime is 650390377331. The next prime is 650390377379. The reversal of 650390377350 is 53773093056.

650390377350 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 650390377350.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2721298531 + ... + 2721298769.

It is an arithmetic number, because the mean of its divisors is an integer number (4940040960).

Almost surely, 2^650390377350 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 650390377350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (948487864320).

650390377350 is an abundant number, since it is smaller than the sum of its proper divisors (1246585351290).

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

650390377350 is a wasteful number, since it uses less digits than its factorization.

650390377350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716 (or 711 counting only the distinct ones).

The product of its (nonzero) digits is 1786050, while the sum is 48.

The spelling of 650390377350 in words is "six hundred fifty billion, three hundred ninety million, three hundred seventy-seven thousand, three hundred fifty".