992813125563 has 24 divisors (see below), whose sum is σ = 1640842096608. Its totient is φ = 566659769472.

The previous prime is 992813125501. The next prime is 992813125571. The reversal of 992813125563 is 365521318299.

992813125563 is a `hidden beast` number, since 9 + 9 + 2 + 81 + 3 + 1 + 2 + 556 + 3 = 666.

It is not a de Polignac number, because 992813125563 - 2¹³ = 992813117371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (992813125583) 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, 9140256 + ... + 9248237.

It is an arithmetic number, because the mean of its divisors is an integer number (68368420692).

Almost surely, 2^992813125563 is an apocalyptic number.

992813125563 is a deficient number, since it is larger than the sum of its proper divisors (648028971045).

992813125563 is a wasteful number, since it uses less digits than its factorization.

992813125563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18389363 (or 18389360 counting only the distinct ones).

The product of its digits is 3499200, while the sum is 54.

The spelling of 992813125563 in words is "nine hundred ninety-two billion, eight hundred thirteen million, one hundred twenty-five thousand, five hundred sixty-three".