43521023314 has 16 divisors (see below), whose sum is σ = 65717152416. Its totient is φ = 21615703200.

The previous prime is 43521023297. The next prime is 43521023323. The reversal of 43521023314 is 41332012534.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120889 + ... + 318835.

It is an arithmetic number, because the mean of its divisors is an integer number (4107322026).

Almost surely, 2^43521023314 is an apocalyptic number.

43521023314 is a deficient number, since it is larger than the sum of its proper divisors (22196129102).

43521023314 is a wasteful number, since it uses less digits than its factorization.

43521023314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198681.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 43521023314 its reverse (41332012534), we get a palindrome (84853035848).

The spelling of 43521023314 in words is "forty-three billion, five hundred twenty-one million, twenty-three thousand, three hundred fourteen".