24303006640 has 80 divisors (see below), whose sum is σ = 61667410176. Its totient is φ = 8833708800.

The previous prime is 24303006631. The next prime is 24303006661. The reversal of 24303006640 is 4660030342.

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

It is a super-2 number, since 2×24303006640² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 24303006599 and 24303006608.

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, 2874259 + ... + 2882701.

Almost surely, 2^24303006640 is an apocalyptic number.

24303006640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24303006640 is an abundant number, since it is smaller than the sum of its proper divisors (37364403536).

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

24303006640 is a wasteful number, since it uses less digits than its factorization.

24303006640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11738 (or 11732 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 24303006640 its reverse (4660030342), we get a palindrome (28963036982).

The spelling of 24303006640 in words is "twenty-four billion, three hundred three million, six thousand, six hundred forty".