23234341200440 has 16 divisors (see below), whose sum is σ = 52277267701080. Its totient is φ = 9293736480160.

The previous prime is 23234341200409. The next prime is 23234341200443. The reversal of 23234341200440 is 4400214343232.

It is a super-2 number, since 2×23234341200440² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23234341200397 and 23234341200406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23234341200443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290429264966 + ... + 290429265045.

Almost surely, 2^{23234341200440} is an apocalyptic number.

23234341200440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23234341200440 is an abundant number, since it is smaller than the sum of its proper divisors (29042926500640).

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

23234341200440 is a wasteful number, since it uses less digits than its factorization.

23234341200440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580858530022 (or 580858530018 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 23234341200440 its reverse (4400214343232), we get a palindrome (27634555543672).

The spelling of 23234341200440 in words is "twenty-three trillion, two hundred thirty-four billion, three hundred forty-one million, two hundred thousand, four hundred forty".