23140032341240 has 64 divisors (see below), whose sum is σ = 52135233789600. Its totient is φ = 9243541698048.

The previous prime is 23140032341183. The next prime is 23140032341269. The reversal of 23140032341240 is 4214323004132.

It is a super-2 number, since 2×23140032341240² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 640820306 + ... + 640856414.

Almost surely, 2^{23140032341240} is an apocalyptic number.

23140032341240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23140032341240 is an abundant number, since it is smaller than the sum of its proper divisors (28995201448360).

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

23140032341240 is a wasteful number, since it uses less digits than its factorization.

23140032341240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57264 (or 57260 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 23140032341240 its reverse (4214323004132), we get a palindrome (27354355345372).

The spelling of 23140032341240 in words is "twenty-three trillion, one hundred forty billion, thirty-two million, three hundred forty-one thousand, two hundred forty".