84594537648 has 100 divisors (see below), whose sum is σ = 255486491568. Its totient is φ = 26972161920.

The previous prime is 84594537637. The next prime is 84594537697. The reversal of 84594537648 is 84673549548.

84594537648 is a `hidden beast` number, since 8 + 4 + 5 + 94 + 537 + 6 + 4 + 8 = 666.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1389183 + ... + 1448798.

Almost surely, 2^84594537648 is an apocalyptic number.

It is an amenable number.

84594537648 is an abundant number, since it is smaller than the sum of its proper divisors (170891953920).

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

84594537648 is a wasteful number, since it uses less digits than its factorization.

84594537648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2838024 (or 2838009 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 63.

The spelling of 84594537648 in words is "eighty-four billion, five hundred ninety-four million, five hundred thirty-seven thousand, six hundred forty-eight".