43015040426 has 8 divisors (see below), whose sum is σ = 64524207204. Its totient is φ = 21506971360.

The previous prime is 43015040399. The next prime is 43015040459. The reversal of 43015040426 is 62404051034.

43015040426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 42975363025 + 39677401 = 207305^2 + 6299^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×43015040426² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168245 + ... + 338136.

Almost surely, 2^43015040426 is an apocalyptic number.

43015040426 is a deficient number, since it is larger than the sum of its proper divisors (21509166778).

43015040426 is a wasteful number, since it uses less digits than its factorization.

43015040426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548856.

The product of its (nonzero) digits is 11520, while the sum is 29.

The spelling of 43015040426 in words is "forty-three billion, fifteen million, forty thousand, four hundred twenty-six".