40042024444040 has 32 divisors (see below), whose sum is σ = 90105735096000. Its totient is φ = 16014822204864.

The previous prime is 40042024444021. The next prime is 40042024444057. The reversal of 40042024444040 is 4044442024004.

It is a junction number, because it is equal to n+sod(n) for n = 40042024443988 and 40042024444006.

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, 61785260 + ... + 62429979.

It is an arithmetic number, because the mean of its divisors is an integer number (2815804221750).

Almost surely, 2^{40042024444040} is an apocalyptic number.

40042024444040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40042024444040 is an abundant number, since it is smaller than the sum of its proper divisors (50063710651960).

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

40042024444040 is a wasteful number, since it uses less digits than its factorization.

40042024444040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124223309 (or 124223305 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 40042024444040 its reverse (4044442024004), we get a palindrome (44086466468044).

The spelling of 40042024444040 in words is "forty trillion, forty-two billion, twenty-four million, four hundred forty-four thousand, forty".