40843078420 has 48 divisors (see below), whose sum is σ = 86533816320. Its totient is φ = 16192212224.

The previous prime is 40843078417. The next prime is 40843078421. The reversal of 40843078420 is 2487034804.

40843078420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40843078421) 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, 1761261 + ... + 1784299.

It is an arithmetic number, because the mean of its divisors is an integer number (1802787840).

Almost surely, 2^40843078420 is an apocalyptic number.

It is an amenable number.

40843078420 is an abundant number, since it is smaller than the sum of its proper divisors (45690737900).

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

40843078420 is a wasteful number, since it uses less digits than its factorization.

40843078420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23832 (or 23830 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 40.

The spelling of 40843078420 in words is "forty billion, eight hundred forty-three million, seventy-eight thousand, four hundred twenty".