43255578079 has 8 divisors (see below), whose sum is σ = 49443251328. Its totient is φ = 37069981080.

The previous prime is 43255578071. The next prime is 43255578131. The reversal of 43255578079 is 97087555234.

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 43255578079 - 2³ = 43255578071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43255578071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 474157 + ... + 557974.

It is an arithmetic number, because the mean of its divisors is an integer number (6180406416).

Almost surely, 2^43255578079 is an apocalyptic number.

43255578079 is a deficient number, since it is larger than the sum of its proper divisors (6187673249).

43255578079 is a wasteful number, since it uses less digits than its factorization.

43255578079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038125.

The product of its (nonzero) digits is 10584000, while the sum is 55.

The spelling of 43255578079 in words is "forty-three billion, two hundred fifty-five million, five hundred seventy-eight thousand, seventy-nine".