23133403004540 has 24 divisors (see below), whose sum is σ = 48580241186400. Its totient is φ = 9253343130048.

The previous prime is 23133403004539. The next prime is 23133403004573. The reversal of 23133403004540 is 4540030433132.

It is a super-2 number, since 2×23133403004540² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23133403004497 and 23133403004506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14951186 + ... + 16425734.

It is an arithmetic number, because the mean of its divisors is an integer number (2024176716100).

Almost surely, 2^{23133403004540} is an apocalyptic number.

23133403004540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23133403004540 is an abundant number, since it is smaller than the sum of its proper divisors (25446838181860).

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

23133403004540 is a wasteful number, since it uses less digits than its factorization.

23133403004540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2258981 (or 2258979 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 23133403004540 its reverse (4540030433132), we get a palindrome (27673433437672).

The spelling of 23133403004540 in words is "twenty-three trillion, one hundred thirty-three billion, four hundred three million, four thousand, five hundred forty".