86210337408 has 128 divisors (see below), whose sum is σ = 246829228800. Its totient is φ = 26502819840.

The previous prime is 86210337379. The next prime is 86210337419. The reversal of 86210337408 is 80473301268.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 86210337408.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6138138 + ... + 6152166.

It is an arithmetic number, because the mean of its divisors is an integer number (1928353350).

Almost surely, 2^86210337408 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 86210337408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123414614400).

86210337408 is an abundant number, since it is smaller than the sum of its proper divisors (160618891392).

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

86210337408 is a wasteful number, since it uses less digits than its factorization.

86210337408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15290 (or 15278 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 86210337408 in words is "eighty-six billion, two hundred ten million, three hundred thirty-seven thousand, four hundred eight".