86412990163500 has 4320 divisors, whose sum is σ = 394079063414400. Its totient is φ = 15777780480000.

The previous prime is 86412990163499. The next prime is 86412990163517. The reversal of 86412990163500 is 536109921468.

86412990163500 is a `hidden beast` number, since 8 + 6 + 4 + 129 + 9 + 0 + 1 + 6 + 3 + 500 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 1439 ways as a sum of consecutive naturals, for example, 1217084368465 + ... + 1217084368535.

It is an arithmetic number, because the mean of its divisors is an integer number (91222005420).

Almost surely, 2^{86412990163500} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86412990163500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197039531707200).

86412990163500 is an abundant number, since it is smaller than the sum of its proper divisors (307666073250900).

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

86412990163500 is a wasteful number, since it uses less digits than its factorization.

86412990163500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 86412990163500 in words is "eighty-six trillion, four hundred twelve billion, nine hundred ninety million, one hundred sixty-three thousand, five hundred".