23433143234040 has 48 divisors (see below), whose sum is σ = 76157715511800. Its totient is φ = 6248838195648.

The previous prime is 23433143233993. The next prime is 23433143234041. The reversal of 23433143234040 is 4043234133432.

23433143234040 is a `hidden beast` number, since 2 + 3 + 433 + 143 + 2 + 3 + 40 + 40 = 666.

It is a super-2 number, since 2×23433143234040² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 23433143233986 and 23433143234004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23433143234041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32546031910 + ... + 32546032629.

Almost surely, 2^{23433143234040} is an apocalyptic number.

23433143234040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23433143234040 is an abundant number, since it is smaller than the sum of its proper divisors (52724572277760).

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

23433143234040 is a wasteful number, since it uses less digits than its factorization.

23433143234040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65092064556 (or 65092064549 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 36.

Adding to 23433143234040 its reverse (4043234133432), we get a palindrome (27476377367472).

The spelling of 23433143234040 in words is "twenty-three trillion, four hundred thirty-three billion, one hundred forty-three million, two hundred thirty-four thousand, forty".