84673511537648 has 60 divisors (see below), whose sum is σ = 188165049363984. Its totient is φ = 36814570214400.

The previous prime is 84673511537543. The next prime is 84673511537723.

84673511537648 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×84673511537648² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 950744993 + ... + 950834048.

Almost surely, 2^{84673511537648} is an apocalyptic number.

84673511537648 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

84673511537648 is an abundant number, since it is smaller than the sum of its proper divisors (103491537826336).

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

84673511537648 is a wasteful number, since it uses less digits than its factorization.

84673511537648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901579094 (or 1901579077 counting only the distinct ones).

The product of its digits is 406425600, while the sum is 68.

The spelling of 84673511537648 in words is "eighty-four trillion, six hundred seventy-three billion, five hundred eleven million, five hundred thirty-seven thousand, six hundred forty-eight".