43905049914 has 16 divisors (see below), whose sum is σ = 95792836320. Its totient is φ = 13304560560.

The previous prime is 43905049913. The next prime is 43905049921. The reversal of 43905049914 is 41994050934.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (43905049913) by changing a digit.

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, 332613949 + ... + 332614080.

It is an arithmetic number, because the mean of its divisors is an integer number (5987052270).

Almost surely, 2^43905049914 is an apocalyptic number.

43905049914 is an abundant number, since it is smaller than the sum of its proper divisors (51887786406).

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

43905049914 is a wasteful number, since it uses less digits than its factorization.

43905049914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665228045.

The product of its (nonzero) digits is 699840, while the sum is 48.

The spelling of 43905049914 in words is "forty-three billion, nine hundred five million, forty-nine thousand, nine hundred fourteen".