43840579749882 has 16 divisors (see below), whose sum is σ = 92838874764672. Its totient is φ = 13753907372480.

The previous prime is 43840579749877. The next prime is 43840579749919. The reversal of 43840579749882 is 28894797504834.

It is a junction number, because it is equal to n+sod(n) for n = 43840579749798 and 43840579749807.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214904802594 + ... + 214904802797.

It is an arithmetic number, because the mean of its divisors is an integer number (5802429672792).

Almost surely, 2^{43840579749882} is an apocalyptic number.

43840579749882 is an abundant number, since it is smaller than the sum of its proper divisors (48998295014790).

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

43840579749882 is a wasteful number, since it uses less digits than its factorization.

43840579749882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429809605413.

The product of its (nonzero) digits is 3901685760, while the sum is 78.

The spelling of 43840579749882 in words is "forty-three trillion, eight hundred forty billion, five hundred seventy-nine million, seven hundred forty-nine thousand, eight hundred eighty-two".