42366405545440 has 48 divisors (see below), whose sum is σ = 100976390959248. Its totient is φ = 16796592633856.

The previous prime is 42366405545417. The next prime is 42366405545461. The reversal of 42366405545440 is 4454550466324.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1171619242 + ... + 1171655401.

It is an arithmetic number, because the mean of its divisors is an integer number (2103674811651).

Almost surely, 2^{42366405545440} is an apocalyptic number.

42366405545440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42366405545440 is an abundant number, since it is smaller than the sum of its proper divisors (58609985413808).

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

42366405545440 is a wasteful number, since it uses less digits than its factorization.

42366405545440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2343274771 (or 2343274763 counting only the distinct ones).

The product of its (nonzero) digits is 27648000, while the sum is 52.

The spelling of 42366405545440 in words is "forty-two trillion, three hundred sixty-six billion, four hundred five million, five hundred forty-five thousand, four hundred forty".