43705966045 has 16 divisors (see below), whose sum is σ = 61333557120. Its totient is φ = 29272832064.

The previous prime is 43705966027. The next prime is 43705966049. The reversal of 43705966045 is 54066950734.

It is a happy number.

43705966045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43705966045 - 2¹³ = 43705957853 is a prime.

It is a super-2 number, since 2×43705966045² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43705966045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43705966049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14518750 + ... + 14521759.

It is an arithmetic number, because the mean of its divisors is an integer number (3833347320).

Almost surely, 2^43705966045 is an apocalyptic number.

It is an amenable number.

43705966045 is a deficient number, since it is larger than the sum of its proper divisors (17627591075).

43705966045 is a wasteful number, since it uses less digits than its factorization.

43705966045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29040564.

The product of its (nonzero) digits is 2721600, while the sum is 49.

The spelling of 43705966045 in words is "forty-three billion, seven hundred five million, nine hundred sixty-six thousand, forty-five".