524144441426 has 4 divisors (see below), whose sum is σ = 786216662142. Its totient is φ = 262072220712.

The previous prime is 524144441399. The next prime is 524144441459. The reversal of 524144441426 is 624144441425.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 523025472025 + 1118969401 = 723205^2 + 33451^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131036110355 + ... + 131036110358.

Almost surely, 2^524144441426 is an apocalyptic number.

524144441426 is a deficient number, since it is larger than the sum of its proper divisors (262072220716).

524144441426 is a wasteful number, since it uses less digits than its factorization.

524144441426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262072220715.

The product of its digits is 491520, while the sum is 41.

Subtracting 524144441426 from its reverse (624144441425), we obtain a palindrome (99999999999).

The spelling of 524144441426 in words is "five hundred twenty-four billion, one hundred forty-four million, four hundred forty-one thousand, four hundred twenty-six".