23343443343040 has 56 divisors (see below), whose sum is σ = 56348034441120. Its totient is φ = 9209468049408.

The previous prime is 23343443343007. The next prime is 23343443343061. The reversal of 23343443343040 is 4034334434332.

It is a super-2 number, since 2×23343443343040² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 23343443342984 and 23343443343002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 499622260 + ... + 499668979.

Almost surely, 2^{23343443343040} is an apocalyptic number.

23343443343040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23343443343040 is an abundant number, since it is smaller than the sum of its proper divisors (33004591098080).

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

23343443343040 is an equidigital number, since it uses as much as digits as its factorization.

23343443343040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999291329 (or 999291319 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 40.

Adding to 23343443343040 its reverse (4034334434332), we get a palindrome (27377777777372).

The spelling of 23343443343040 in words is "twenty-three trillion, three hundred forty-three billion, four hundred forty-three million, three hundred forty-three thousand, forty".