523424430664453 has 4 divisors (see below), whose sum is σ = 523542772163488. Its totient is φ = 523306089165420.

The previous prime is 523424430664423. The next prime is 523424430664463. The reversal of 523424430664453 is 354466034424325.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 523424430664453 - 2⁹ = 523424430663941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 523424430664394 and 523424430664403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523424430664423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59170742883 + ... + 59170751728.

It is an arithmetic number, because the mean of its divisors is an integer number (130885693040872).

Almost surely, 2^{523424430664453} is an apocalyptic number.

It is an amenable number.

523424430664453 is a deficient number, since it is larger than the sum of its proper divisors (118341499035).

523424430664453 is a wasteful number, since it uses less digits than its factorization.

523424430664453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118341499034.

The product of its (nonzero) digits is 99532800, while the sum is 55.

The spelling of 523424430664453 in words is "five hundred twenty-three trillion, four hundred twenty-four billion, four hundred thirty million, six hundred sixty-four thousand, four hundred fifty-three".