501405004352344 has 64 divisors (see below), whose sum is σ = 992764710453600. Its totient is φ = 236751778713600.

The previous prime is 501405004352339. The next prime is 501405004352347. The reversal of 501405004352344 is 443253400504105.

It is a junction number, because it is equal to n+sod(n) for n = 501405004352297 and 501405004352306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501405004352347) 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, 2012087434 + ... + 2012336614.

Almost surely, 2^{501405004352344} is an apocalyptic number.

It is an amenable number.

501405004352344 is a deficient number, since it is larger than the sum of its proper divisors (491359706101256).

501405004352344 is a wasteful number, since it uses less digits than its factorization.

501405004352344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291284 (or 291280 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 40.

Adding to 501405004352344 its reverse (443253400504105), we get a palindrome (944658404856449).

The spelling of 501405004352344 in words is "five hundred one trillion, four hundred five billion, four million, three hundred fifty-two thousand, three hundred forty-four".