43264263513243 has 64 divisors (see below), whose sum is σ = 62941859102720. Its totient is φ = 26333292585600.

The previous prime is 43264263513217. The next prime is 43264263513307. The reversal of 43264263513243 is 34231536246234.

It is not a de Polignac number, because 43264263513243 - 2¹² = 43264263509147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43264263513192 and 43264263513201.

It is not an unprimeable number, because it can be changed into a prime (43264263513943) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 516404505 + ... + 516488277.

It is an arithmetic number, because the mean of its divisors is an integer number (983466548480).

Almost surely, 2^{43264263513243} is an apocalyptic number.

43264263513243 is a deficient number, since it is larger than the sum of its proper divisors (19677595589477).

43264263513243 is a wasteful number, since it uses less digits than its factorization.

43264263513243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85040.

The product of its digits is 7464960, while the sum is 48.

Adding to 43264263513243 its reverse (34231536246234), we get a palindrome (77495799759477).

The spelling of 43264263513243 in words is "forty-three trillion, two hundred sixty-four billion, two hundred sixty-three million, five hundred thirteen thousand, two hundred forty-three".