43424442435 has 16 divisors (see below), whose sum is σ = 75795390720. Its totient is φ = 21054275040.

The previous prime is 43424442433. The next prime is 43424442461. The reversal of 43424442435 is 53424442434.

It is not a de Polignac number, because 43424442435 - 2¹ = 43424442433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43424442393 and 43424442402.

It is not an unprimeable number, because it can be changed into a prime (43424442431) 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, 131589055 + ... + 131589384.

It is an arithmetic number, because the mean of its divisors is an integer number (4737211920).

Almost surely, 2^43424442435 is an apocalyptic number.

43424442435 is a deficient number, since it is larger than the sum of its proper divisors (32370948285).

43424442435 is a wasteful number, since it uses less digits than its factorization.

43424442435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263178458.

The product of its digits is 737280, while the sum is 39.

Adding to 43424442435 its reverse (53424442434), we get a palindrome (96848884869).

Subtracting 43424442435 from its reverse (53424442434), we obtain a palindrome (9999999999).

The spelling of 43424442435 in words is "forty-three billion, four hundred twenty-four million, four hundred forty-two thousand, four hundred thirty-five".