43015040427 has 16 divisors (see below), whose sum is σ = 59859221760. Its totient is φ = 27424285152.

The previous prime is 43015040399. The next prime is 43015040459. The reversal of 43015040427 is 72404051034.

It is not a de Polignac number, because 43015040427 - 2¹¹ = 43015038379 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43015040394 and 43015040403.

It is not an unprimeable number, because it can be changed into a prime (43015041427) 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 15 ways as a sum of consecutive naturals, for example, 291349 + ... + 413417.

It is an arithmetic number, because the mean of its divisors is an integer number (3741201360).

Almost surely, 2^43015040427 is an apocalyptic number.

43015040427 is a deficient number, since it is larger than the sum of its proper divisors (16844181333).

43015040427 is a wasteful number, since it uses less digits than its factorization.

43015040427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127202.

The product of its (nonzero) digits is 13440, while the sum is 30.

The spelling of 43015040427 in words is "forty-three billion, fifteen million, forty thousand, four hundred twenty-seven".