394266508260 has 96 divisors (see below), whose sum is σ = 1139934028800. Its totient is φ = 101712568320.

The previous prime is 394266508253. The next prime is 394266508289. The reversal of 394266508260 is 62805662493.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5860896 + ... + 5927784.

It is an arithmetic number, because the mean of its divisors is an integer number (11874312800).

Almost surely, 2^394266508260 is an apocalyptic number.

394266508260 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 394266508260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (569967014400).

394266508260 is an abundant number, since it is smaller than the sum of its proper divisors (745667520540).

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

394266508260 is a wasteful number, since it uses less digits than its factorization.

394266508260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70101 (or 70099 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 51.

The spelling of 394266508260 in words is "three hundred ninety-four billion, two hundred sixty-six million, five hundred eight thousand, two hundred sixty".