43220463134 has 32 divisors (see below), whose sum is σ = 66910302720. Its totient is φ = 20927245888.

The previous prime is 43220463059. The next prime is 43220463137. The reversal of 43220463134 is 43136402234.

It is a self number, because there is not a number n which added to its sum of digits gives 43220463134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43220463137) 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, 10246994 + ... + 10251210.

It is an arithmetic number, because the mean of its divisors is an integer number (2090946960).

Almost surely, 2^43220463134 is an apocalyptic number.

43220463134 is a deficient number, since it is larger than the sum of its proper divisors (23689839586).

43220463134 is a wasteful number, since it uses less digits than its factorization.

43220463134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5392.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 43220463134 its reverse (43136402234), we get a palindrome (86356865368).

The spelling of 43220463134 in words is "forty-three billion, two hundred twenty million, four hundred sixty-three thousand, one hundred thirty-four".