42104344013040 has 40 divisors (see below), whose sum is σ = 130523466441168. Its totient is φ = 11227825070080.

The previous prime is 42104344012961. The next prime is 42104344013051. The reversal of 42104344013040 is 4031044340124.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 42104344012989 and 42104344013007.

It is a congruent number.

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, 87717383121 + ... + 87717383600.

Almost surely, 2^{42104344013040} is an apocalyptic number.

42104344013040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42104344013040 is an abundant number, since it is smaller than the sum of its proper divisors (88419122428128).

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

42104344013040 is a wasteful number, since it uses less digits than its factorization.

42104344013040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175434766737 (or 175434766731 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 42104344013040 its reverse (4031044340124), we get a palindrome (46135388353164).

The spelling of 42104344013040 in words is "forty-two trillion, one hundred four billion, three hundred forty-four million, thirteen thousand, forty".