10399523076 has 144 divisors (see below), whose sum is σ = 27727539840. Its totient is φ = 3281886720.

The previous prime is 10399523063. The next prime is 10399523081. The reversal of 10399523076 is 67032599301.

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, 22755840 + ... + 22756296.

It is an arithmetic number, because the mean of its divisors is an integer number (192552360).

Almost surely, 2^10399523076 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10399523076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13863769920).

10399523076 is an abundant number, since it is smaller than the sum of its proper divisors (17328016764).

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

10399523076 is a wasteful number, since it uses less digits than its factorization.

10399523076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874 (or 869 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 45.

The spelling of 10399523076 in words is "ten billion, three hundred ninety-nine million, five hundred twenty-three thousand, seventy-six".