424423244040 has 64 divisors (see below), whose sum is σ = 1304325106560. Its totient is φ = 110419054080.

The previous prime is 424423243991. The next prime is 424423244057. The reversal of 424423244040 is 40442324424.

It is a junction number, because it is equal to n+sod(n) for n = 424423243992 and 424423244010.

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, 43127524 + ... + 43137363.

It is an arithmetic number, because the mean of its divisors is an integer number (20380079790).

Almost surely, 2^424423244040 is an apocalyptic number.

424423244040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

424423244040 is an abundant number, since it is smaller than the sum of its proper divisors (879901862520).

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

424423244040 is a wasteful number, since it uses less digits than its factorization.

424423244040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86264942 (or 86264938 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 33.

Adding to 424423244040 its reverse (40442324424), we get a palindrome (464865568464).

The spelling of 424423244040 in words is "four hundred twenty-four billion, four hundred twenty-three million, two hundred forty-four thousand, forty".