43706994959 has 8 divisors (see below), whose sum is σ = 44202168000. Its totient is φ = 43211912832.

The previous prime is 43706994941. The next prime is 43706995027. The reversal of 43706994959 is 95949960734.

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

It is a cyclic number.

It is not a de Polignac number, because 43706994959 - 2¹² = 43706990863 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43706994895 and 43706994904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43706994259) 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 7 ways as a sum of consecutive naturals, for example, 1573907 + ... + 1601435.

It is an arithmetic number, because the mean of its divisors is an integer number (5525271000).

Almost surely, 2^43706994959 is an apocalyptic number.

43706994959 is a deficient number, since it is larger than the sum of its proper divisors (495173041).

43706994959 is a wasteful number, since it uses less digits than its factorization.

43706994959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45457.

The product of its (nonzero) digits is 66134880, while the sum is 65.

The spelling of 43706994959 in words is "forty-three billion, seven hundred six million, nine hundred ninety-four thousand, nine hundred fifty-nine".