680523388050 has 96 divisors (see below), whose sum is σ = 1845859803840. Its totient is φ = 164551110400.

The previous prime is 680523388049. The next prime is 680523388063. The reversal of 680523388050 is 50883325086.

680523388050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×680523388050² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 111724 + ... + 1171976.

It is an arithmetic number, because the mean of its divisors is an integer number (19227706290).

Almost surely, 2^680523388050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 680523388050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (922929901920).

680523388050 is an abundant number, since it is smaller than the sum of its proper divisors (1165336415790).

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

680523388050 is a wasteful number, since it uses less digits than its factorization.

680523388050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060668 (or 1060663 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 48.

The spelling of 680523388050 in words is "six hundred eighty billion, five hundred twenty-three million, three hundred eighty-eight thousand, fifty".