86544445468650 has 96 divisors (see below), whose sum is σ = 244736726971968. Its totient is φ = 20050115865600.

The previous prime is 86544445468597. The next prime is 86544445468651. The reversal of 86544445468650 is 5686454444568.

It is a happy number.

It is a super-2 number, since 2×86544445468650² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86544445468651) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1305312936 + ... + 1305379235.

It is an arithmetic number, because the mean of its divisors is an integer number (2549340905958).

Almost surely, 2^{86544445468650} is an apocalyptic number.

86544445468650 is an abundant number, since it is smaller than the sum of its proper divisors (158192281503318).

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

86544445468650 is a wasteful number, since it uses less digits than its factorization.

86544445468650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2610692216 (or 2610692211 counting only the distinct ones).

The product of its (nonzero) digits is 1769472000, while the sum is 69.

The spelling of 86544445468650 in words is "eighty-six trillion, five hundred forty-four billion, four hundred forty-five million, four hundred sixty-eight thousand, six hundred fifty".