86221884848520 has 64 divisors (see below), whose sum is σ = 259083531432000. Its totient is φ = 22955358014208.

The previous prime is 86221884848509. The next prime is 86221884848563. The reversal of 86221884848520 is 2584848812268.

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, 580309975 + ... + 580458534.

It is an arithmetic number, because the mean of its divisors is an integer number (4048180178625).

Almost surely, 2^{86221884848520} is an apocalyptic number.

It is an amenable number.

86221884848520 is an abundant number, since it is smaller than the sum of its proper divisors (172861646583480).

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

86221884848520 is a wasteful number, since it uses less digits than its factorization.

86221884848520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160769142 (or 1160769138 counting only the distinct ones).

The product of its (nonzero) digits is 125829120, while the sum is 66.

The spelling of 86221884848520 in words is "eighty-six trillion, two hundred twenty-one billion, eight hundred eighty-four million, eight hundred forty-eight thousand, five hundred twenty".