992620559520 has 144 divisors (see below), whose sum is σ = 3444730117920. Its totient is φ = 260212372992.

The previous prime is 992620559473. The next prime is 992620559521. The reversal of 992620559520 is 25955026299.

992620559520 is a `hidden beast` number, since 9 + 9 + 2 + 6 + 20 + 5 + 595 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is not an unprimeable number, because it can be changed into a prime (992620559521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5756734 + ... + 5926653.

It is an arithmetic number, because the mean of its divisors is an integer number (23921736930).

Almost surely, 2^992620559520 is an apocalyptic number.

992620559520 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

992620559520 is an abundant number, since it is smaller than the sum of its proper divisors (2452109558400).

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

992620559520 is a wasteful number, since it uses less digits than its factorization.

992620559520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11683467 (or 11683456 counting only the distinct ones).

The product of its (nonzero) digits is 4374000, while the sum is 54.

The spelling of 992620559520 in words is "nine hundred ninety-two billion, six hundred twenty million, five hundred fifty-nine thousand, five hundred twenty".