84648169797136 has 135 divisors (see below), whose sum is σ = 181312241990607. Its totient is φ = 38255446152000.

The previous prime is 84648169797119. The next prime is 84648169797203. The reversal of 84648169797136 is 63179796184648.

The square root of 84648169797136 is 9200444.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 85416921601 + ... + 85416922591.

Almost surely, 2^{84648169797136} is an apocalyptic number.

84648169797136 is the 9200444-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84648169797136

84648169797136 is an abundant number, since it is smaller than the sum of its proper divisors (96664072193471).

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

84648169797136 is an frugal number, since it uses more digits than its factorization.

84648169797136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2434 (or 1215 counting only the distinct ones).

The product of its digits is 2633637888, while the sum is 79.

The spelling of 84648169797136 in words is "eighty-four trillion, six hundred forty-eight billion, one hundred sixty-nine million, seven hundred ninety-seven thousand, one hundred thirty-six".