40442102040340 has 96 divisors (see below), whose sum is σ = 114029759096064. Its totient is φ = 11635689692160.

The previous prime is 40442102040313. The next prime is 40442102040383. The reversal of 40442102040340 is 4304020124404.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 40442102040299 and 40442102040308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1010022489 + ... + 1010062528.

It is an arithmetic number, because the mean of its divisors is an integer number (1187809990584).

Almost surely, 2^{40442102040340} is an apocalyptic number.

It is an amenable number.

40442102040340 is an abundant number, since it is smaller than the sum of its proper divisors (73587657055724).

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

40442102040340 is a wasteful number, since it uses less digits than its factorization.

40442102040340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020085057 (or 2020085055 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 40442102040340 its reverse (4304020124404), we get a palindrome (44746122164744).

The spelling of 40442102040340 in words is "forty trillion, four hundred forty-two billion, one hundred two million, forty thousand, three hundred forty".