43055654623 has 4 divisors (see below), whose sum is σ = 43141939000. Its totient is φ = 42969370248.

The previous prime is 43055654581. The next prime is 43055654651. The reversal of 43055654623 is 32645655034.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43055654623 is a prime.

It is a super-2 number, since 2×43055654623² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43055654623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43055654683) 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 3 ways as a sum of consecutive naturals, for example, 43141440 + ... + 43142437.

It is an arithmetic number, because the mean of its divisors is an integer number (10785484750).

Almost surely, 2^43055654623 is an apocalyptic number.

43055654623 is a deficient number, since it is larger than the sum of its proper divisors (86284377).

43055654623 is an equidigital number, since it uses as much as digits as its factorization.

43055654623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86284376.

The product of its (nonzero) digits is 1296000, while the sum is 43.

The spelling of 43055654623 in words is "forty-three billion, fifty-five million, six hundred fifty-four thousand, six hundred twenty-three".