43034243645263 has 8 divisors (see below), whose sum is σ = 46362540092400. Its totient is φ = 39708514342848.

The previous prime is 43034243645231. The next prime is 43034243645357. The reversal of 43034243645263 is 36254634243034.

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

It is not a de Polignac number, because 43034243645263 - 2⁵ = 43034243645231 is a prime.

It is a super-2 number, since 2×43034243645263² (a number of 28 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 (43034243645203) 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, 641751358 + ... + 641818411.

It is an arithmetic number, because the mean of its divisors is an integer number (5795317511550).

Almost surely, 2^{43034243645263} is an apocalyptic number.

43034243645263 is a deficient number, since it is larger than the sum of its proper divisors (3328296447137).

43034243645263 is a wasteful number, since it uses less digits than its factorization.

43034243645263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283572361.

The product of its (nonzero) digits is 14929920, while the sum is 49.

Adding to 43034243645263 its reverse (36254634243034), we get a palindrome (79288877888297).

The spelling of 43034243645263 in words is "forty-three trillion, thirty-four billion, two hundred forty-three million, six hundred forty-five thousand, two hundred sixty-three".