23243023412040 has 128 divisors (see below), whose sum is σ = 69836458124160. Its totient is φ = 6188600377344.

The previous prime is 23243023412023. The next prime is 23243023412047. The reversal of 23243023412040 is 4021432034232.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 23243023411989 and 23243023412007.

It is not an unprimeable number, because it can be changed into a prime (23243023412047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 240072922 + ... + 240169718.

It is an arithmetic number, because the mean of its divisors is an integer number (545597329095).

Almost surely, 2^{23243023412040} is an apocalyptic number.

23243023412040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23243023412040 is an abundant number, since it is smaller than the sum of its proper divisors (46593434712120).

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

23243023412040 is a wasteful number, since it uses less digits than its factorization.

23243023412040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99871 (or 99867 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 23243023412040 its reverse (4021432034232), we get a palindrome (27264455446272).

The spelling of 23243023412040 in words is "twenty-three trillion, two hundred forty-three billion, twenty-three million, four hundred twelve thousand, forty".