4405043545542 has 32 divisors (see below), whose sum is σ = 9845569409760. Its totient is φ = 1459860285600.

The previous prime is 4405043545541. The next prime is 4405043545577. The reversal of 4405043545542 is 2455453405044.

It is a happy number.

4405043545542 is a `hidden beast` number, since 4 + 4 + 0 + 5 + 0 + 43 + 54 + 554 + 2 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4405043545541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235756209 + ... + 235774892.

It is an arithmetic number, because the mean of its divisors is an integer number (307674044055).

Almost surely, 2^{4405043545542} is an apocalyptic number.

4405043545542 is an abundant number, since it is smaller than the sum of its proper divisors (5440525864218).

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

4405043545542 is a wasteful number, since it uses less digits than its factorization.

4405043545542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471531285 (or 471531279 counting only the distinct ones).

The product of its (nonzero) digits is 3840000, while the sum is 45.

The spelling of 4405043545542 in words is "four trillion, four hundred five billion, forty-three million, five hundred forty-five thousand, five hundred forty-two".