523996256620 has 24 divisors (see below), whose sum is σ = 1148235276384. Its totient is φ = 200485524096.

The previous prime is 523996256611. The next prime is 523996256633. The reversal of 523996256620 is 26652699325.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 569560689 + ... + 569561608.

It is an arithmetic number, because the mean of its divisors is an integer number (47843136516).

Almost surely, 2^523996256620 is an apocalyptic number.

It is an amenable number.

523996256620 is an abundant number, since it is smaller than the sum of its proper divisors (624239019764).

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

523996256620 is a wasteful number, since it uses less digits than its factorization.

523996256620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139122329 (or 1139122327 counting only the distinct ones).

The product of its (nonzero) digits is 10497600, while the sum is 55.

The spelling of 523996256620 in words is "five hundred twenty-three billion, nine hundred ninety-six million, two hundred fifty-six thousand, six hundred twenty".