23034004400240 has 20 divisors (see below), whose sum is σ = 53554060230744. Its totient is φ = 9213601760064.

The previous prime is 23034004400237. The next prime is 23034004400249. The reversal of 23034004400240 is 4200440043032.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×23034004400240² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23034004400249) 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, 143962527422 + ... + 143962527581.

Almost surely, 2^{23034004400240} is an apocalyptic number.

23034004400240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23034004400240 is an abundant number, since it is smaller than the sum of its proper divisors (30520055830504).

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

23034004400240 is a wasteful number, since it uses less digits than its factorization.

23034004400240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287925055016 (or 287925055010 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 23034004400240 its reverse (4200440043032), we get a palindrome (27234444443272).

The spelling of 23034004400240 in words is "twenty-three trillion, thirty-four billion, four million, four hundred thousand, two hundred forty".