10240342320 has 80 divisors (see below), whose sum is σ = 34186999392. Its totient is φ = 2520698880.

The previous prime is 10240342319. The next prime is 10240342349. The reversal of 10240342320 is 2324304201.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×10240342320² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1637961 + ... + 1644200.

Almost surely, 2^10240342320 is an apocalyptic number.

10240342320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10240342320 is an abundant number, since it is smaller than the sum of its proper divisors (23946657072).

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

10240342320 is a wasteful number, since it uses less digits than its factorization.

10240342320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3282190 (or 3282184 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 10240342320 its reverse (2324304201), we get a palindrome (12564646521).

The spelling of 10240342320 in words is "ten billion, two hundred forty million, three hundred forty-two thousand, three hundred twenty".