43056286438 has 24 divisors (see below), whose sum is σ = 71062547976. Its totient is φ = 19550900160.

The previous prime is 43056286433. The next prime is 43056286451. The reversal of 43056286438 is 83468265034.

It is a super-2 number, since 2×43056286438² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43056286391 and 43056286400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43056286433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 145381 + ... + 327487.

It is an arithmetic number, because the mean of its divisors is an integer number (2960939499).

Almost surely, 2^43056286438 is an apocalyptic number.

43056286438 is a deficient number, since it is larger than the sum of its proper divisors (28006261538).

43056286438 is a wasteful number, since it uses less digits than its factorization.

43056286438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183108 (or 183097 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 49.

The spelling of 43056286438 in words is "forty-three billion, fifty-six million, two hundred eighty-six thousand, four hundred thirty-eight".