42440104243232 has 24 divisors (see below), whose sum is σ = 84611600236800. Its totient is φ = 20951443865664.

The previous prime is 42440104243169. The next prime is 42440104243241. The reversal of 42440104243232 is 23234240104424.

It is a super-2 number, since 2×42440104243232² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42440104243192 and 42440104243201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8394005432 + ... + 8394010487.

It is an arithmetic number, because the mean of its divisors is an integer number (3525483343200).

Almost surely, 2^{42440104243232} is an apocalyptic number.

It is an amenable number.

42440104243232 is a deficient number, since it is larger than the sum of its proper divisors (42171495993568).

42440104243232 is a wasteful number, since it uses less digits than its factorization.

42440104243232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16788016008 (or 16788016000 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 42440104243232 its reverse (23234240104424), we get a palindrome (65674344347656).

The spelling of 42440104243232 in words is "forty-two trillion, four hundred forty billion, one hundred four million, two hundred forty-three thousand, two hundred thirty-two".