86823705024 has 168 divisors, whose sum is σ = 286302102528. Its totient is φ = 24642316800.

The previous prime is 86823705019. The next prime is 86823705043. The reversal of 86823705024 is 42050732868.

It is a tau number, because it is divible by the number of its divisors (168).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 537529 + ... + 680135.

Almost surely, 2^86823705024 is an apocalyptic number.

86823705024 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86823705024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143151051264).

86823705024 is an abundant number, since it is smaller than the sum of its proper divisors (199478397504).

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

86823705024 is a wasteful number, since it uses less digits than its factorization.

86823705024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142783 (or 142770 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 86823705024 in words is "eighty-six billion, eight hundred twenty-three million, seven hundred five thousand, twenty-four".