43070051389 has 16 divisors (see below), whose sum is σ = 44006054400. Its totient is φ = 42141348144.

The previous prime is 43070051363. The next prime is 43070051393. The reversal of 43070051389 is 98315007034.

It is a cyclic number.

It is not a de Polignac number, because 43070051389 - 2¹³ = 43070043197 is a prime.

It is a super-2 number, since 2×43070051389² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43070055389) 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 15 ways as a sum of consecutive naturals, for example, 17514042 + ... + 17516500.

It is an arithmetic number, because the mean of its divisors is an integer number (2750378400).

Almost surely, 2^43070051389 is an apocalyptic number.

It is an amenable number.

43070051389 is a deficient number, since it is larger than the sum of its proper divisors (936003011).

43070051389 is a wasteful number, since it uses less digits than its factorization.

43070051389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3792.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 43070051389 in words is "forty-three billion, seventy million, fifty-one thousand, three hundred eighty-nine".