40441442121402 has 96 divisors (see below), whose sum is σ = 99043094062080. Its totient is φ = 10946243236320.

The previous prime is 40441442121401. The next prime is 40441442121499. The reversal of 40441442121402 is 20412124414404.

It is not an unprimeable number, because it can be changed into a prime (40441442121401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 249540577 + ... + 249702587.

It is an arithmetic number, because the mean of its divisors is an integer number (1031698896480).

Almost surely, 2^{40441442121402} is an apocalyptic number.

40441442121402 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

40441442121402 is an abundant number, since it is smaller than the sum of its proper divisors (58601651940678).

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

40441442121402 is a wasteful number, since it uses less digits than its factorization.

40441442121402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206736 (or 206729 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 33.

Adding to 40441442121402 its reverse (20412124414404), we get a palindrome (60853566535806).

The spelling of 40441442121402 in words is "forty trillion, four hundred forty-one billion, four hundred forty-two million, one hundred twenty-one thousand, four hundred two".