10194589008 has 120 divisors (see below), whose sum is σ = 30072037320. Its totient is φ = 3219041280.

The previous prime is 10194589007. The next prime is 10194589039. The reversal of 10194589008 is 80098549101.

10194589008 is a `hidden beast` number, since 101 + 9 + 458 + 90 + 0 + 8 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 650862144 + 9543726864 = 25512^2 + 97692^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10194589007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 198298 + ... + 244358.

It is an arithmetic number, because the mean of its divisors is an integer number (250600311).

Almost surely, 2^10194589008 is an apocalyptic number.

10194589008 is a gapful number since it is divisible by the number (18) 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 10194589008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15036018660).

10194589008 is an abundant number, since it is smaller than the sum of its proper divisors (19877448312).

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

10194589008 is a wasteful number, since it uses less digits than its factorization.

10194589008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46157 (or 46148 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 45.

The spelling of 10194589008 in words is "ten billion, one hundred ninety-four million, five hundred eighty-nine thousand, eight".