43403842842 has 64 divisors (see below), whose sum is σ = 94154037120. Its totient is φ = 13285730304.

The previous prime is 43403842841. The next prime is 43403842861. The reversal of 43403842842 is 24824830434.

It is a junction number, because it is equal to n+sod(n) for n = 43403842794 and 43403842803.

It is not an unprimeable number, because it can be changed into a prime (43403842841) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4438134 + ... + 4447902.

It is an arithmetic number, because the mean of its divisors is an integer number (1471156830).

Almost surely, 2^43403842842 is an apocalyptic number.

43403842842 is an abundant number, since it is smaller than the sum of its proper divisors (50750194278).

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

43403842842 is a wasteful number, since it uses less digits than its factorization.

43403842842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10847.

The product of its (nonzero) digits is 589824, while the sum is 42.

The spelling of 43403842842 in words is "forty-three billion, four hundred three million, eight hundred forty-two thousand, eight hundred forty-two".