42004444024040 has 32 divisors (see below), whose sum is σ = 94514157396000. Its totient is φ = 16801038348864.

The previous prime is 42004444024027. The next prime is 42004444024051. The reversal of 42004444024040 is 4042044440024.

It is a junction number, because it is equal to n+sod(n) for n = 42004444023988 and 42004444024006.

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, 22180970 + ... + 24000089.

It is an arithmetic number, because the mean of its divisors is an integer number (2953567418625).

Almost surely, 2^{42004444024040} is an apocalyptic number.

42004444024040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42004444024040 is an abundant number, since it is smaller than the sum of its proper divisors (52509713371960).

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

42004444024040 is a wasteful number, since it uses less digits than its factorization.

42004444024040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46203809 (or 46203805 counting only the distinct ones).

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

Adding to 42004444024040 its reverse (4042044440024), we get a palindrome (46046488464064).

The spelling of 42004444024040 in words is "forty-two trillion, four billion, four hundred forty-four million, twenty-four thousand, forty".