842786813088 has 72 divisors (see below), whose sum is σ = 2614554554976. Its totient is φ = 255389942400.

The previous prime is 842786813051. The next prime is 842786813119. The reversal of 842786813088 is 880318687248.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×842786813088² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133012428 + ... + 133018763.

It is an arithmetic number, because the mean of its divisors is an integer number (36313257708).

Almost surely, 2^842786813088 is an apocalyptic number.

842786813088 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

842786813088 is an abundant number, since it is smaller than the sum of its proper divisors (1771767741888).

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

842786813088 is a wasteful number, since it uses less digits than its factorization.

842786813088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266031218 (or 266031207 counting only the distinct ones).

The product of its (nonzero) digits is 33030144, while the sum is 63.

The spelling of 842786813088 in words is "eight hundred forty-two billion, seven hundred eighty-six million, eight hundred thirteen thousand, eighty-eight".