523402215464401 has 32 divisors (see below), whose sum is σ = 693262366368768. Its totient is φ = 383370893706240.

The previous prime is 523402215464389. The next prime is 523402215464411. The reversal of 523402215464401 is 104464512204325.

It is a cyclic number.

It is not a de Polignac number, because 523402215464401 - 2⁷ = 523402215464273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (523402215464411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2773132585 + ... + 2773321318.

It is an arithmetic number, because the mean of its divisors is an integer number (21664448949024).

Almost surely, 2^{523402215464401} is an apocalyptic number.

It is an amenable number.

523402215464401 is a deficient number, since it is larger than the sum of its proper divisors (169860150904367).

523402215464401 is a wasteful number, since it uses less digits than its factorization.

523402215464401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5546454001.

The product of its (nonzero) digits is 921600, while the sum is 43.

Adding to 523402215464401 its reverse (104464512204325), we get a palindrome (627866727668726).

The spelling of 523402215464401 in words is "five hundred twenty-three trillion, four hundred two billion, two hundred fifteen million, four hundred sixty-four thousand, four hundred one".