523523276544461 has 4 divisors (see below), whose sum is σ = 523525140832800. Its totient is φ = 523521412256124.

The previous prime is 523523276544407. The next prime is 523523276544473. The reversal of 523523276544461 is 164445672325325.

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 523523276544461 - 2¹⁰ = 523523276543437 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 523523276544461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523523276544481) 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, 931722881 + ... + 932284598.

It is an arithmetic number, because the mean of its divisors is an integer number (130881285208200).

Almost surely, 2^{523523276544461} is an apocalyptic number.

It is an amenable number.

523523276544461 is a deficient number, since it is larger than the sum of its proper divisors (1864288339).

523523276544461 is a wasteful number, since it uses less digits than its factorization.

523523276544461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1864288338.

The product of its digits is 145152000, while the sum is 59.

The spelling of 523523276544461 in words is "five hundred twenty-three trillion, five hundred twenty-three billion, two hundred seventy-six million, five hundred forty-four thousand, four hundred sixty-one".