523275760763640 has 384 divisors, whose sum is σ = 1773516410265600. Its totient is φ = 133654903649280.

The previous prime is 523275760763551. The next prime is 523275760763653. The reversal of 523275760763640 is 46367067572325.

523275760763640 is a `hidden beast` number, since 5 + 2 + 3 + 27 + 576 + 0 + 7 + 6 + 36 + 4 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2122966326 + ... + 2123212794.

It is an arithmetic number, because the mean of its divisors is an integer number (4618532318400).

Almost surely, 2^{523275760763640} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 523275760763640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (886758205132800).

523275760763640 is an abundant number, since it is smaller than the sum of its proper divisors (1250240649501960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

523275760763640 is a wasteful number, since it uses less digits than its factorization.

523275760763640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248467 (or 248460 counting only the distinct ones).

The product of its (nonzero) digits is 266716800, while the sum is 63.

The spelling of 523275760763640 in words is "five hundred twenty-three trillion, two hundred seventy-five billion, seven hundred sixty million, seven hundred sixty-three thousand, six hundred forty".