523424505676664 has 8 divisors (see below), whose sum is σ = 981420948143760. Its totient is φ = 261712252838328.

The previous prime is 523424505676637. The next prime is 523424505676673. The reversal of 523424505676664 is 466676505424325.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 523424505676664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32714031604784 + ... + 32714031604799.

It is an arithmetic number, because the mean of its divisors is an integer number (122677618517970).

Almost surely, 2^{523424505676664} is an apocalyptic number.

It is an amenable number.

523424505676664 is a deficient number, since it is larger than the sum of its proper divisors (457996442467096).

523424505676664 is a wasteful number, since it uses less digits than its factorization.

523424505676664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65428063209589 (or 65428063209585 counting only the distinct ones).

The product of its (nonzero) digits is 870912000, while the sum is 65.

The spelling of 523424505676664 in words is "five hundred twenty-three trillion, four hundred twenty-four billion, five hundred five million, six hundred seventy-six thousand, six hundred sixty-four".